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Finding the Fourth Proportional to 597,496.60, 824,506.86 and 355,796.92

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Solution

The fourth proportional to 597,496.60, 824,506.86 and 355,796.92 is: 490,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,496.60 : 824,506.86 = 355,796.92 : x
  2. Step 2: Convert to fraction form
    597,496.60/824,506.86 = 355,796.92/x
  3. Step 3: Cross multiply
    597,496.60x = 824,506.86 × 355,796.92
  4. Step 4: Simplify right side
    597,496.60x = 293,357,001,306.87
  5. Step 5: Solve for x
    x = 293,357,001,306.87/597,496.60
  6. Step 6: Final answer
    x = 490,976.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.