Home / 742,177.56-1,113,263.46-268,752.18

Finding the Fourth Proportional to 742,177.56, 1,113,263.46 and 268,752.18

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Solution

The fourth proportional to 742,177.56, 1,113,263.46 and 268,752.18 is: 403,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,177.56 : 1,113,263.46 = 268,752.18 : x
  2. Step 2: Convert to fraction form
    742,177.56/1,113,263.46 = 268,752.18/x
  3. Step 3: Cross multiply
    742,177.56x = 1,113,263.46 × 268,752.18
  4. Step 4: Simplify right side
    742,177.56x = 299,191,981,789.34
  5. Step 5: Solve for x
    x = 299,191,981,789.34/742,177.56
  6. Step 6: Final answer
    x = 403,127.23

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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.