Home / 971,029.20-1,456,543.80-551,125.20

Finding the Fourth Proportional to 971,029.20, 1,456,543.80 and 551,125.20

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Solution

The fourth proportional to 971,029.20, 1,456,543.80 and 551,125.20 is: 826,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,029.20 : 1,456,543.80 = 551,125.20 : x
  2. Step 2: Convert to fraction form
    971,029.20/1,456,543.80 = 551,125.20/x
  3. Step 3: Cross multiply
    971,029.20x = 1,456,543.80 × 551,125.20
  4. Step 4: Simplify right side
    971,029.20x = 802,737,993,083.76
  5. Step 5: Solve for x
    x = 802,737,993,083.76/971,029.20
  6. Step 6: Final answer
    x = 826,687.80

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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.