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Finding the Fourth Proportional to 406,108.80, 560,254.18 and 244,874.28

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Solution

The fourth proportional to 406,108.80, 560,254.18 and 244,874.28 is: 337,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,108.80 : 560,254.18 = 244,874.28 : x
  2. Step 2: Convert to fraction form
    406,108.80/560,254.18 = 244,874.28/x
  3. Step 3: Cross multiply
    406,108.80x = 560,254.18 × 244,874.28
  4. Step 4: Simplify right side
    406,108.80x = 137,191,838,944.49
  5. Step 5: Solve for x
    x = 137,191,838,944.49/406,108.80
  6. Step 6: Final answer
    x = 337,820.40

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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.