Home / 997,158.18-1,495,739.73-398,168.10

Finding the Fourth Proportional to 997,158.18, 1,495,739.73 and 398,168.10

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Solution

The fourth proportional to 997,158.18, 1,495,739.73 and 398,168.10 is: 597,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,158.18 : 1,495,739.73 = 398,168.10 : x
  2. Step 2: Convert to fraction form
    997,158.18/1,495,739.73 = 398,168.10/x
  3. Step 3: Cross multiply
    997,158.18x = 1,495,739.73 × 398,168.10
  4. Step 4: Simplify right side
    997,158.18x = 595,555,846,388.61
  5. Step 5: Solve for x
    x = 595,555,846,388.61/997,158.18
  6. Step 6: Final answer
    x = 597,253.13

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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.