Home / 798,158.40-1,197,456.24-398,316.48

Finding the Fourth Proportional to 798,158.40, 1,197,456.24 and 398,316.48

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Solution

The fourth proportional to 798,158.40, 1,197,456.24 and 398,316.48 is: 597,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,158.40 : 1,197,456.24 = 398,316.48 : x
  2. Step 2: Convert to fraction form
    798,158.40/1,197,456.24 = 398,316.48/x
  3. Step 3: Cross multiply
    798,158.40x = 1,197,456.24 × 398,316.48
  4. Step 4: Simplify right side
    798,158.40x = 476,966,554,470.84
  5. Step 5: Solve for x
    x = 476,966,554,470.84/798,158.40
  6. Step 6: Final answer
    x = 597,583.83

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Double scale
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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.