Home / 629,200.28-942,867.12-462,171.80

Finding the Fourth Proportional to 629,200.28, 942,867.12 and 462,171.80

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Solution

The fourth proportional to 629,200.28, 942,867.12 and 462,171.80 is: 692,572.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,200.28 : 942,867.12 = 462,171.80 : x
  2. Step 2: Convert to fraction form
    629,200.28/942,867.12 = 462,171.80/x
  3. Step 3: Cross multiply
    629,200.28x = 942,867.12 × 462,171.80
  4. Step 4: Simplify right side
    629,200.28x = 435,766,594,011.22
  5. Step 5: Solve for x
    x = 435,766,594,011.22/629,200.28
  6. Step 6: Final answer
    x = 692,572.16

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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.