Home / 714,096.28-1,071,139.80-181,612.71

Finding the Fourth Proportional to 714,096.28, 1,071,139.80 and 181,612.71

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Solution

The fourth proportional to 714,096.28, 1,071,139.80 and 181,612.71 is: 272,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,096.28 : 1,071,139.80 = 181,612.71 : x
  2. Step 2: Convert to fraction form
    714,096.28/1,071,139.80 = 181,612.71/x
  3. Step 3: Cross multiply
    714,096.28x = 1,071,139.80 × 181,612.71
  4. Step 4: Simplify right side
    714,096.28x = 194,532,601,866.86
  5. Step 5: Solve for x
    x = 194,532,601,866.86/714,096.28
  6. Step 6: Final answer
    x = 272,417.89

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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.