Home / 832,517.04-1,148,876.80-450,543.72

Finding the Fourth Proportional to 832,517.04, 1,148,876.80 and 450,543.72

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Solution

The fourth proportional to 832,517.04, 1,148,876.80 and 450,543.72 is: 621,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,517.04 : 1,148,876.80 = 450,543.72 : x
  2. Step 2: Convert to fraction form
    832,517.04/1,148,876.80 = 450,543.72/x
  3. Step 3: Cross multiply
    832,517.04x = 1,148,876.80 × 450,543.72
  4. Step 4: Simplify right side
    832,517.04x = 517,619,227,293.70
  5. Step 5: Solve for x
    x = 517,619,227,293.70/832,517.04
  6. Step 6: Final answer
    x = 621,752.11

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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.