Home / 578,140.04-866,087.94-426,060.92

Finding the Fourth Proportional to 578,140.04, 866,087.94 and 426,060.92

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Solution

The fourth proportional to 578,140.04, 866,087.94 and 426,060.92 is: 638,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,140.04 : 866,087.94 = 426,060.92 : x
  2. Step 2: Convert to fraction form
    578,140.04/866,087.94 = 426,060.92/x
  3. Step 3: Cross multiply
    578,140.04x = 866,087.94 × 426,060.92
  4. Step 4: Simplify right side
    578,140.04x = 369,006,224,517.31
  5. Step 5: Solve for x
    x = 369,006,224,517.31/578,140.04
  6. Step 6: Final answer
    x = 638,264.43

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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.