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Finding the Fourth Proportional to 566,426.76, 849,642.38 and 229,473.78

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Solution

The fourth proportional to 566,426.76, 849,642.38 and 229,473.78 is: 344,211.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,426.76 : 849,642.38 = 229,473.78 : x
  2. Step 2: Convert to fraction form
    566,426.76/849,642.38 = 229,473.78/x
  3. Step 3: Cross multiply
    566,426.76x = 849,642.38 × 229,473.78
  4. Step 4: Simplify right side
    566,426.76x = 194,970,648,586.80
  5. Step 5: Solve for x
    x = 194,970,648,586.80/566,426.76
  6. Step 6: Final answer
    x = 344,211.58

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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.