Home / 908,656.98-1,253,955.20-500,773.52

Finding the Fourth Proportional to 908,656.98, 1,253,955.20 and 500,773.52

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Solution

The fourth proportional to 908,656.98, 1,253,955.20 and 500,773.52 is: 691,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,656.98 : 1,253,955.20 = 500,773.52 : x
  2. Step 2: Convert to fraction form
    908,656.98/1,253,955.20 = 500,773.52/x
  3. Step 3: Cross multiply
    908,656.98x = 1,253,955.20 × 500,773.52
  4. Step 4: Simplify right side
    908,656.98x = 627,947,559,426.30
  5. Step 5: Solve for x
    x = 627,947,559,426.30/908,656.98
  6. Step 6: Final answer
    x = 691,072.18

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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.