Home / 798,825.38-1,102,387.79-436,259.90

Finding the Fourth Proportional to 798,825.38, 1,102,387.79 and 436,259.90

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Solution

The fourth proportional to 798,825.38, 1,102,387.79 and 436,259.90 is: 602,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,825.38 : 1,102,387.79 = 436,259.90 : x
  2. Step 2: Convert to fraction form
    798,825.38/1,102,387.79 = 436,259.90/x
  3. Step 3: Cross multiply
    798,825.38x = 1,102,387.79 × 436,259.90
  4. Step 4: Simplify right side
    798,825.38x = 480,927,587,026.62
  5. Step 5: Solve for x
    x = 480,927,587,026.62/798,825.38
  6. Step 6: Final answer
    x = 602,043.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.