Home / 908,459.55-1,253,657.66-500,599.04

Finding the Fourth Proportional to 908,459.55, 1,253,657.66 and 500,599.04

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Solution

The fourth proportional to 908,459.55, 1,253,657.66 and 500,599.04 is: 690,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,459.55 : 1,253,657.66 = 500,599.04 : x
  2. Step 2: Convert to fraction form
    908,459.55/1,253,657.66 = 500,599.04/x
  3. Step 3: Cross multiply
    908,459.55x = 1,253,657.66 × 500,599.04
  4. Step 4: Simplify right side
    908,459.55x = 627,579,812,313.36
  5. Step 5: Solve for x
    x = 627,579,812,313.36/908,459.55
  6. Step 6: Final answer
    x = 690,817.56

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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.