Home / 988,073.60-1,363,478.24-552,526.82

Finding the Fourth Proportional to 988,073.60, 1,363,478.24 and 552,526.82

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Solution

The fourth proportional to 988,073.60, 1,363,478.24 and 552,526.82 is: 762,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,073.60 : 1,363,478.24 = 552,526.82 : x
  2. Step 2: Convert to fraction form
    988,073.60/1,363,478.24 = 552,526.82/x
  3. Step 3: Cross multiply
    988,073.60x = 1,363,478.24 × 552,526.82
  4. Step 4: Simplify right side
    988,073.60x = 753,358,296,086.40
  5. Step 5: Solve for x
    x = 753,358,296,086.40/988,073.60
  6. Step 6: Final answer
    x = 762,451.60

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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.