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Finding the Fourth Proportional to 530,250.48, 794,082.96 and 403,754.40

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Solution

The fourth proportional to 530,250.48, 794,082.96 and 403,754.40 is: 604,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,250.48 : 794,082.96 = 403,754.40 : x
  2. Step 2: Convert to fraction form
    530,250.48/794,082.96 = 403,754.40/x
  3. Step 3: Cross multiply
    530,250.48x = 794,082.96 × 403,754.40
  4. Step 4: Simplify right side
    530,250.48x = 320,614,489,065.02
  5. Step 5: Solve for x
    x = 320,614,489,065.02/530,250.48
  6. Step 6: Final answer
    x = 604,647.24

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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.