Home / 581,562.90-872,386.02-155,096.55

Finding the Fourth Proportional to 581,562.90, 872,386.02 and 155,096.55

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Solution

The fourth proportional to 581,562.90, 872,386.02 and 155,096.55 is: 232,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,562.90 : 872,386.02 = 155,096.55 : x
  2. Step 2: Convert to fraction form
    581,562.90/872,386.02 = 155,096.55/x
  3. Step 3: Cross multiply
    581,562.90x = 872,386.02 × 155,096.55
  4. Step 4: Simplify right side
    581,562.90x = 135,304,061,970.23
  5. Step 5: Solve for x
    x = 135,304,061,970.23/581,562.90
  6. Step 6: Final answer
    x = 232,655.94

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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.