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Finding the Fourth Proportional to 566,217.70, 849,326.55 and 522,915.10

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Solution

The fourth proportional to 566,217.70, 849,326.55 and 522,915.10 is: 784,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,217.70 : 849,326.55 = 522,915.10 : x
  2. Step 2: Convert to fraction form
    566,217.70/849,326.55 = 522,915.10/x
  3. Step 3: Cross multiply
    566,217.70x = 849,326.55 × 522,915.10
  4. Step 4: Simplify right side
    566,217.70x = 444,125,677,825.91
  5. Step 5: Solve for x
    x = 444,125,677,825.91/566,217.70
  6. Step 6: Final answer
    x = 784,372.65

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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.