Home / 798,177.08-1,101,487.67-435,608.61

Finding the Fourth Proportional to 798,177.08, 1,101,487.67 and 435,608.61

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Solution

The fourth proportional to 798,177.08, 1,101,487.67 and 435,608.61 is: 601,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,177.08 : 1,101,487.67 = 435,608.61 : x
  2. Step 2: Convert to fraction form
    798,177.08/1,101,487.67 = 435,608.61/x
  3. Step 3: Cross multiply
    798,177.08x = 1,101,487.67 × 435,608.61
  4. Step 4: Simplify right side
    798,177.08x = 479,817,510,682.80
  5. Step 5: Solve for x
    x = 479,817,510,682.80/798,177.08
  6. Step 6: Final answer
    x = 601,141.68

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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.