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Finding the Fourth Proportional to 566,239.80, 849,359.70 and 229,279.80

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Solution

The fourth proportional to 566,239.80, 849,359.70 and 229,279.80 is: 343,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,239.80 : 849,359.70 = 229,279.80 : x
  2. Step 2: Convert to fraction form
    566,239.80/849,359.70 = 229,279.80/x
  3. Step 3: Cross multiply
    566,239.80x = 849,359.70 × 229,279.80
  4. Step 4: Simplify right side
    566,239.80x = 194,741,022,144.06
  5. Step 5: Solve for x
    x = 194,741,022,144.06/566,239.80
  6. Step 6: Final answer
    x = 343,919.70

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.