Home / 779,947.04-1,169,145.48-542,791.52

Finding the Fourth Proportional to 779,947.04, 1,169,145.48 and 542,791.52

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Solution

The fourth proportional to 779,947.04, 1,169,145.48 and 542,791.52 is: 813,647.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,947.04 : 1,169,145.48 = 542,791.52 : x
  2. Step 2: Convert to fraction form
    779,947.04/1,169,145.48 = 542,791.52/x
  3. Step 3: Cross multiply
    779,947.04x = 1,169,145.48 × 542,791.52
  4. Step 4: Simplify right side
    779,947.04x = 634,602,252,190.33
  5. Step 5: Solve for x
    x = 634,602,252,190.33/779,947.04
  6. Step 6: Final answer
    x = 813,647.88

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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.