Home / 988,101.48-1,363,582.53-552,534.64

Finding the Fourth Proportional to 988,101.48, 1,363,582.53 and 552,534.64

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Solution

The fourth proportional to 988,101.48, 1,363,582.53 and 552,534.64 is: 762,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,101.48 : 1,363,582.53 = 552,534.64 : x
  2. Step 2: Convert to fraction form
    988,101.48/1,363,582.53 = 552,534.64/x
  3. Step 3: Cross multiply
    988,101.48x = 1,363,582.53 × 552,534.64
  4. Step 4: Simplify right side
    988,101.48x = 753,426,581,195.96
  5. Step 5: Solve for x
    x = 753,426,581,195.96/988,101.48
  6. Step 6: Final answer
    x = 762,499.19

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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.