Home / 841,630.80-1,262,446.20-242,538.60

Finding the Fourth Proportional to 841,630.80, 1,262,446.20 and 242,538.60

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Solution

The fourth proportional to 841,630.80, 1,262,446.20 and 242,538.60 is: 363,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,630.80 : 1,262,446.20 = 242,538.60 : x
  2. Step 2: Convert to fraction form
    841,630.80/1,262,446.20 = 242,538.60/x
  3. Step 3: Cross multiply
    841,630.80x = 1,262,446.20 × 242,538.60
  4. Step 4: Simplify right side
    841,630.80x = 306,191,933,923.32
  5. Step 5: Solve for x
    x = 306,191,933,923.32/841,630.80
  6. Step 6: Final answer
    x = 363,807.90

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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.