Home / 440,254.59-660,677.87-155,944.18

Finding the Fourth Proportional to 440,254.59, 660,677.87 and 155,944.18

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Solution

The fourth proportional to 440,254.59, 660,677.87 and 155,944.18 is: 234,021.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,254.59 : 660,677.87 = 155,944.18 : x
  2. Step 2: Convert to fraction form
    440,254.59/660,677.87 = 155,944.18/x
  3. Step 3: Cross multiply
    440,254.59x = 660,677.87 × 155,944.18
  4. Step 4: Simplify right side
    440,254.59x = 103,028,868,681.30
  5. Step 5: Solve for x
    x = 103,028,868,681.30/440,254.59
  6. Step 6: Final answer
    x = 234,021.11

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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.