Home / 757,329.93-1,045,061.51-426,234.17

Finding the Fourth Proportional to 757,329.93, 1,045,061.51 and 426,234.17

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Solution

The fourth proportional to 757,329.93, 1,045,061.51 and 426,234.17 is: 588,172.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,329.93 : 1,045,061.51 = 426,234.17 : x
  2. Step 2: Convert to fraction form
    757,329.93/1,045,061.51 = 426,234.17/x
  3. Step 3: Cross multiply
    757,329.93x = 1,045,061.51 × 426,234.17
  4. Step 4: Simplify right side
    757,329.93x = 445,440,925,795.28
  5. Step 5: Solve for x
    x = 445,440,925,795.28/757,329.93
  6. Step 6: Final answer
    x = 588,172.88

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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.