Home / 907,432.40-1,361,148.60-242,584.40

Finding the Fourth Proportional to 907,432.40, 1,361,148.60 and 242,584.40

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Solution

The fourth proportional to 907,432.40, 1,361,148.60 and 242,584.40 is: 363,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,432.40 : 1,361,148.60 = 242,584.40 : x
  2. Step 2: Convert to fraction form
    907,432.40/1,361,148.60 = 242,584.40/x
  3. Step 3: Cross multiply
    907,432.40x = 1,361,148.60 × 242,584.40
  4. Step 4: Simplify right side
    907,432.40x = 330,193,416,441.84
  5. Step 5: Solve for x
    x = 330,193,416,441.84/907,432.40
  6. Step 6: Final answer
    x = 363,876.60

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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.