Home / 798,097.78-1,101,398.34-435,545.06

Finding the Fourth Proportional to 798,097.78, 1,101,398.34 and 435,545.06

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Solution

The fourth proportional to 798,097.78, 1,101,398.34 and 435,545.06 is: 601,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,097.78 : 1,101,398.34 = 435,545.06 : x
  2. Step 2: Convert to fraction form
    798,097.78/1,101,398.34 = 435,545.06/x
  3. Step 3: Cross multiply
    798,097.78x = 1,101,398.34 × 435,545.06
  4. Step 4: Simplify right side
    798,097.78x = 479,708,606,079.20
  5. Step 5: Solve for x
    x = 479,708,606,079.20/798,097.78
  6. Step 6: Final answer
    x = 601,064.95

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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.