Home / 883,101.30-1,323,291.15-657,402.90

Finding the Fourth Proportional to 883,101.30, 1,323,291.15 and 657,402.90

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Solution

The fourth proportional to 883,101.30, 1,323,291.15 and 657,402.90 is: 985,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,101.30 : 1,323,291.15 = 657,402.90 : x
  2. Step 2: Convert to fraction form
    883,101.30/1,323,291.15 = 657,402.90/x
  3. Step 3: Cross multiply
    883,101.30x = 1,323,291.15 × 657,402.90
  4. Step 4: Simplify right side
    883,101.30x = 869,935,439,554.34
  5. Step 5: Solve for x
    x = 869,935,439,554.34/883,101.30
  6. Step 6: Final answer
    x = 985,091.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.