Home / 971,028.45-1,456,542.68-551,124.45

Finding the Fourth Proportional to 971,028.45, 1,456,542.68 and 551,124.45

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Solution

The fourth proportional to 971,028.45, 1,456,542.68 and 551,124.45 is: 826,686.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,028.45 : 1,456,542.68 = 551,124.45 : x
  2. Step 2: Convert to fraction form
    971,028.45/1,456,542.68 = 551,124.45/x
  3. Step 3: Cross multiply
    971,028.45x = 1,456,542.68 × 551,124.45
  4. Step 4: Simplify right side
    971,028.45x = 802,736,280,660.90
  5. Step 5: Solve for x
    x = 802,736,280,660.90/971,028.45
  6. Step 6: Final answer
    x = 826,686.68

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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.