Home / 872,496.20-1,204,024.02-570,683.72

Finding the Fourth Proportional to 872,496.20, 1,204,024.02 and 570,683.72

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Solution

The fourth proportional to 872,496.20, 1,204,024.02 and 570,683.72 is: 787,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,496.20 : 1,204,024.02 = 570,683.72 : x
  2. Step 2: Convert to fraction form
    872,496.20/1,204,024.02 = 570,683.72/x
  3. Step 3: Cross multiply
    872,496.20x = 1,204,024.02 × 570,683.72
  4. Step 4: Simplify right side
    872,496.20x = 687,116,906,702.95
  5. Step 5: Solve for x
    x = 687,116,906,702.95/872,496.20
  6. Step 6: Final answer
    x = 787,529.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.