Home / 632,005.20-948,007.80-614,509.20

Finding the Fourth Proportional to 632,005.20, 948,007.80 and 614,509.20

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Solution

The fourth proportional to 632,005.20, 948,007.80 and 614,509.20 is: 921,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,005.20 : 948,007.80 = 614,509.20 : x
  2. Step 2: Convert to fraction form
    632,005.20/948,007.80 = 614,509.20/x
  3. Step 3: Cross multiply
    632,005.20x = 948,007.80 × 614,509.20
  4. Step 4: Simplify right side
    632,005.20x = 582,559,514,771.76
  5. Step 5: Solve for x
    x = 582,559,514,771.76/632,005.20
  6. Step 6: Final answer
    x = 921,763.80

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Similar ratio
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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.