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Finding the Fourth Proportional to 975,792, 1,461,793.92 and 719,158.08

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Solution

The fourth proportional to 975,792, 1,461,793.92 and 719,158.08 is: 1,077,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,792 : 1,461,793.92 = 719,158.08 : x
  2. Step 2: Convert to fraction form
    975,792/1,461,793.92 = 719,158.08/x
  3. Step 3: Cross multiply
    975,792x = 1,461,793.92 × 719,158.08
  4. Step 4: Simplify right side
    975,792x = 1,051,260,908,862.87
  5. Step 5: Solve for x
    x = 1,051,260,908,862.87/975,792
  6. Step 6: Final answer
    x = 1,077,341.18

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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.