Home / 908,600.72-1,253,877.39-500,717.16

Finding the Fourth Proportional to 908,600.72, 1,253,877.39 and 500,717.16

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Solution

The fourth proportional to 908,600.72, 1,253,877.39 and 500,717.16 is: 690,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,600.72 : 1,253,877.39 = 500,717.16 : x
  2. Step 2: Convert to fraction form
    908,600.72/1,253,877.39 = 500,717.16/x
  3. Step 3: Cross multiply
    908,600.72x = 1,253,877.39 × 500,717.16
  4. Step 4: Simplify right side
    908,600.72x = 627,837,925,709.01
  5. Step 5: Solve for x
    x = 627,837,925,709.01/908,600.72
  6. Step 6: Final answer
    x = 690,994.31

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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.