Home / 581,549.30-872,321.07-155,084.18

Finding the Fourth Proportional to 581,549.30, 872,321.07 and 155,084.18

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Solution

The fourth proportional to 581,549.30, 872,321.07 and 155,084.18 is: 232,625.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,549.30 : 872,321.07 = 155,084.18 : x
  2. Step 2: Convert to fraction form
    581,549.30/872,321.07 = 155,084.18/x
  3. Step 3: Cross multiply
    581,549.30x = 872,321.07 × 155,084.18
  4. Step 4: Simplify right side
    581,549.30x = 135,283,197,837.67
  5. Step 5: Solve for x
    x = 135,283,197,837.67/581,549.30
  6. Step 6: Final answer
    x = 232,625.50

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Similar ratio
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1.5x scale

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.