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Finding the Fourth Proportional to 534,082.51, 737,119.69 and 304,714.61

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Solution

The fourth proportional to 534,082.51, 737,119.69 and 304,714.61 is: 420,555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,082.51 : 737,119.69 = 304,714.61 : x
  2. Step 2: Convert to fraction form
    534,082.51/737,119.69 = 304,714.61/x
  3. Step 3: Cross multiply
    534,082.51x = 737,119.69 × 304,714.61
  4. Step 4: Simplify right side
    534,082.51x = 224,611,138,892.50
  5. Step 5: Solve for x
    x = 224,611,138,892.50/534,082.51
  6. Step 6: Final answer
    x = 420,555.13

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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.