Home / 1,047,149.52-1,569,270.98-477,137.58

Finding the Fourth Proportional to 1,047,149.52, 1,569,270.98 and 477,137.58

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Solution

The fourth proportional to 1,047,149.52, 1,569,270.98 and 477,137.58 is: 715,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,149.52 : 1,569,270.98 = 477,137.58 : x
  2. Step 2: Convert to fraction form
    1,047,149.52/1,569,270.98 = 477,137.58/x
  3. Step 3: Cross multiply
    1,047,149.52x = 1,569,270.98 × 477,137.58
  4. Step 4: Simplify right side
    1,047,149.52x = 748,758,157,761.43
  5. Step 5: Solve for x
    x = 748,758,157,761.43/1,047,149.52
  6. Step 6: Final answer
    x = 715,044.17

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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.