Home / 971,834.32-1,341,193.08-542,113.57

Finding the Fourth Proportional to 971,834.32, 1,341,193.08 and 542,113.57

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Solution

The fourth proportional to 971,834.32, 1,341,193.08 and 542,113.57 is: 748,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,834.32 : 1,341,193.08 = 542,113.57 : x
  2. Step 2: Convert to fraction form
    971,834.32/1,341,193.08 = 542,113.57/x
  3. Step 3: Cross multiply
    971,834.32x = 1,341,193.08 × 542,113.57
  4. Step 4: Simplify right side
    971,834.32x = 727,078,968,658.10
  5. Step 5: Solve for x
    x = 727,078,968,658.10/971,834.32
  6. Step 6: Final answer
    x = 748,151.15

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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.