Home / 913,805.27-1,369,893.75-433,736.90

Finding the Fourth Proportional to 913,805.27, 1,369,893.75 and 433,736.90

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Solution

The fourth proportional to 913,805.27, 1,369,893.75 and 433,736.90 is: 650,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,805.27 : 1,369,893.75 = 433,736.90 : x
  2. Step 2: Convert to fraction form
    913,805.27/1,369,893.75 = 433,736.90/x
  3. Step 3: Cross multiply
    913,805.27x = 1,369,893.75 × 433,736.90
  4. Step 4: Simplify right side
    913,805.27x = 594,173,468,454.38
  5. Step 5: Solve for x
    x = 594,173,468,454.38/913,805.27
  6. Step 6: Final answer
    x = 650,218.91

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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.