Home / 914,456.40-1,371,684.60-249,608.40

Finding the Fourth Proportional to 914,456.40, 1,371,684.60 and 249,608.40

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Solution

The fourth proportional to 914,456.40, 1,371,684.60 and 249,608.40 is: 374,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,456.40 : 1,371,684.60 = 249,608.40 : x
  2. Step 2: Convert to fraction form
    914,456.40/1,371,684.60 = 249,608.40/x
  3. Step 3: Cross multiply
    914,456.40x = 1,371,684.60 × 249,608.40
  4. Step 4: Simplify right side
    914,456.40x = 342,383,998,310.64
  5. Step 5: Solve for x
    x = 342,383,998,310.64/914,456.40
  6. Step 6: Final answer
    x = 374,412.60

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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.