Home / 748,935.12-1,033,278.12-426,417.06

Finding the Fourth Proportional to 748,935.12, 1,033,278.12 and 426,417.06

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Solution

The fourth proportional to 748,935.12, 1,033,278.12 and 426,417.06 is: 588,311.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,935.12 : 1,033,278.12 = 426,417.06 : x
  2. Step 2: Convert to fraction form
    748,935.12/1,033,278.12 = 426,417.06/x
  3. Step 3: Cross multiply
    748,935.12x = 1,033,278.12 × 426,417.06
  4. Step 4: Simplify right side
    748,935.12x = 440,607,418,092.73
  5. Step 5: Solve for x
    x = 440,607,418,092.73/748,935.12
  6. Step 6: Final answer
    x = 588,311.87

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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.