Home / 997,156.68-1,495,737.48-398,166.60

Finding the Fourth Proportional to 997,156.68, 1,495,737.48 and 398,166.60

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Solution

The fourth proportional to 997,156.68, 1,495,737.48 and 398,166.60 is: 597,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,156.68 : 1,495,737.48 = 398,166.60 : x
  2. Step 2: Convert to fraction form
    997,156.68/1,495,737.48 = 398,166.60/x
  3. Step 3: Cross multiply
    997,156.68x = 1,495,737.48 × 398,166.60
  4. Step 4: Simplify right side
    997,156.68x = 595,552,706,904.17
  5. Step 5: Solve for x
    x = 595,552,706,904.17/997,156.68
  6. Step 6: Final answer
    x = 597,250.88

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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.