Home / 907,458.78-1,361,188.17-242,593.50

Finding the Fourth Proportional to 907,458.78, 1,361,188.17 and 242,593.50

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Solution

The fourth proportional to 907,458.78, 1,361,188.17 and 242,593.50 is: 363,890.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,458.78 : 1,361,188.17 = 242,593.50 : x
  2. Step 2: Convert to fraction form
    907,458.78/1,361,188.17 = 242,593.50/x
  3. Step 3: Cross multiply
    907,458.78x = 1,361,188.17 × 242,593.50
  4. Step 4: Simplify right side
    907,458.78x = 330,215,402,318.90
  5. Step 5: Solve for x
    x = 330,215,402,318.90/907,458.78
  6. Step 6: Final answer
    x = 363,890.25

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Double scale
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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.