Home / 997,294.78-1,495,942.17-249,340.78

Finding the Fourth Proportional to 997,294.78, 1,495,942.17 and 249,340.78

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Solution

The fourth proportional to 997,294.78, 1,495,942.17 and 249,340.78 is: 374,011.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,294.78 : 1,495,942.17 = 249,340.78 : x
  2. Step 2: Convert to fraction form
    997,294.78/1,495,942.17 = 249,340.78/x
  3. Step 3: Cross multiply
    997,294.78x = 1,495,942.17 × 249,340.78
  4. Step 4: Simplify right side
    997,294.78x = 372,999,389,840.13
  5. Step 5: Solve for x
    x = 372,999,389,840.13/997,294.78
  6. Step 6: Final answer
    x = 374,011.17

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Double scale
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Similar ratio
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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.