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Finding the Fourth Proportional to 602,995.38, 832,096.34 and 331,061.76

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Solution

The fourth proportional to 602,995.38, 832,096.34 and 331,061.76 is: 456,844.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,995.38 : 832,096.34 = 331,061.76 : x
  2. Step 2: Convert to fraction form
    602,995.38/832,096.34 = 331,061.76/x
  3. Step 3: Cross multiply
    602,995.38x = 832,096.34 × 331,061.76
  4. Step 4: Simplify right side
    602,995.38x = 275,475,278,809.96
  5. Step 5: Solve for x
    x = 275,475,278,809.96/602,995.38
  6. Step 6: Final answer
    x = 456,844.76

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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.