Home / 714,557.62-1,070,443.20-398,061.46

Finding the Fourth Proportional to 714,557.62, 1,070,443.20 and 398,061.46

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Solution

The fourth proportional to 714,557.62, 1,070,443.20 and 398,061.46 is: 596,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,557.62 : 1,070,443.20 = 398,061.46 : x
  2. Step 2: Convert to fraction form
    714,557.62/1,070,443.20 = 398,061.46/x
  3. Step 3: Cross multiply
    714,557.62x = 1,070,443.20 × 398,061.46
  4. Step 4: Simplify right side
    714,557.62x = 426,102,183,039.07
  5. Step 5: Solve for x
    x = 426,102,183,039.07/714,557.62
  6. Step 6: Final answer
    x = 596,316.06

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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.