Home / 887,337.60-1,331,200.80-354,724.80

Finding the Fourth Proportional to 887,337.60, 1,331,200.80 and 354,724.80

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Solution

The fourth proportional to 887,337.60, 1,331,200.80 and 354,724.80 is: 532,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,337.60 : 1,331,200.80 = 354,724.80 : x
  2. Step 2: Convert to fraction form
    887,337.60/1,331,200.80 = 354,724.80/x
  3. Step 3: Cross multiply
    887,337.60x = 1,331,200.80 × 354,724.80
  4. Step 4: Simplify right side
    887,337.60x = 472,209,937,539.84
  5. Step 5: Solve for x
    x = 472,209,937,539.84/887,337.60
  6. Step 6: Final answer
    x = 532,164.91

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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.