Home / 971,214.30-1,456,821.45-868,862.70

Finding the Fourth Proportional to 971,214.30, 1,456,821.45 and 868,862.70

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Solution

The fourth proportional to 971,214.30, 1,456,821.45 and 868,862.70 is: 1,303,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,214.30 : 1,456,821.45 = 868,862.70 : x
  2. Step 2: Convert to fraction form
    971,214.30/1,456,821.45 = 868,862.70/x
  3. Step 3: Cross multiply
    971,214.30x = 1,456,821.45 × 868,862.70
  4. Step 4: Simplify right side
    971,214.30x = 1,265,777,818,464.91
  5. Step 5: Solve for x
    x = 1,265,777,818,464.91/971,214.30
  6. Step 6: Final answer
    x = 1,303,294.05

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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.