Home / 908,560.29-1,253,821.59-500,676.72

Finding the Fourth Proportional to 908,560.29, 1,253,821.59 and 500,676.72

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Solution

The fourth proportional to 908,560.29, 1,253,821.59 and 500,676.72 is: 690,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,560.29 : 1,253,821.59 = 500,676.72 : x
  2. Step 2: Convert to fraction form
    908,560.29/1,253,821.59 = 500,676.72/x
  3. Step 3: Cross multiply
    908,560.29x = 1,253,821.59 × 500,676.72
  4. Step 4: Simplify right side
    908,560.29x = 627,759,281,146.39
  5. Step 5: Solve for x
    x = 627,759,281,146.39/908,560.29
  6. Step 6: Final answer
    x = 690,938.50

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1.5x scale

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.