Home / 662,799.40-994,587.90-242,117.80

Finding the Fourth Proportional to 662,799.40, 994,587.90 and 242,117.80

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Solution

The fourth proportional to 662,799.40, 994,587.90 and 242,117.80 is: 363,318.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,799.40 : 994,587.90 = 242,117.80 : x
  2. Step 2: Convert to fraction form
    662,799.40/994,587.90 = 242,117.80/x
  3. Step 3: Cross multiply
    662,799.40x = 994,587.90 × 242,117.80
  4. Step 4: Simplify right side
    662,799.40x = 240,807,434,254.62
  5. Step 5: Solve for x
    x = 240,807,434,254.62/662,799.40
  6. Step 6: Final answer
    x = 363,318.73

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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.