Home / 670,125.02-1,005,185.34-270,761.00

Finding the Fourth Proportional to 670,125.02, 1,005,185.34 and 270,761.00

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Solution

The fourth proportional to 670,125.02, 1,005,185.34 and 270,761.00 is: 406,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,125.02 : 1,005,185.34 = 270,761.00 : x
  2. Step 2: Convert to fraction form
    670,125.02/1,005,185.34 = 270,761.00/x
  3. Step 3: Cross multiply
    670,125.02x = 1,005,185.34 × 270,761.00
  4. Step 4: Simplify right side
    670,125.02x = 272,164,982,817.81
  5. Step 5: Solve for x
    x = 272,164,982,817.81/670,125.02
  6. Step 6: Final answer
    x = 406,140.61

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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.