Home / 732,341.30-1,098,111.50-581,507.28

Finding the Fourth Proportional to 732,341.30, 1,098,111.50 and 581,507.28

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Solution

The fourth proportional to 732,341.30, 1,098,111.50 and 581,507.28 is: 871,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,341.30 : 1,098,111.50 = 581,507.28 : x
  2. Step 2: Convert to fraction form
    732,341.30/1,098,111.50 = 581,507.28/x
  3. Step 3: Cross multiply
    732,341.30x = 1,098,111.50 × 581,507.28
  4. Step 4: Simplify right side
    732,341.30x = 638,559,830,774.84
  5. Step 5: Solve for x
    x = 638,559,830,774.84/732,341.30
  6. Step 6: Final answer
    x = 871,942.95

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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.