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Finding the Fourth Proportional to 530,601, 732,715.90 and 337,071.20

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Solution

The fourth proportional to 530,601, 732,715.90 and 337,071.20 is: 465,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,601 : 732,715.90 = 337,071.20 : x
  2. Step 2: Convert to fraction form
    530,601/732,715.90 = 337,071.20/x
  3. Step 3: Cross multiply
    530,601x = 732,715.90 × 337,071.20
  4. Step 4: Simplify right side
    530,601x = 246,977,427,672.08
  5. Step 5: Solve for x
    x = 246,977,427,672.08/530,601
  6. Step 6: Final answer
    x = 465,467.32

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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.