Home / 730,053.70-1,094,562.15-280,600.90

Finding the Fourth Proportional to 730,053.70, 1,094,562.15 and 280,600.90

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Solution

The fourth proportional to 730,053.70, 1,094,562.15 and 280,600.90 is: 420,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,053.70 : 1,094,562.15 = 280,600.90 : x
  2. Step 2: Convert to fraction form
    730,053.70/1,094,562.15 = 280,600.90/x
  3. Step 3: Cross multiply
    730,053.70x = 1,094,562.15 × 280,600.90
  4. Step 4: Simplify right side
    730,053.70x = 307,135,124,395.94
  5. Step 5: Solve for x
    x = 307,135,124,395.94/730,053.70
  6. Step 6: Final answer
    x = 420,702.10

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1.5x scale

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.