Home / 400,827.13-601,296.05-134,663.76

Finding the Fourth Proportional to 400,827.13, 601,296.05 and 134,663.76

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Solution

The fourth proportional to 400,827.13, 601,296.05 and 134,663.76 is: 202,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,827.13 : 601,296.05 = 134,663.76 : x
  2. Step 2: Convert to fraction form
    400,827.13/601,296.05 = 134,663.76/x
  3. Step 3: Cross multiply
    400,827.13x = 601,296.05 × 134,663.76
  4. Step 4: Simplify right side
    400,827.13x = 80,972,786,966.15
  5. Step 5: Solve for x
    x = 80,972,786,966.15/400,827.13
  6. Step 6: Final answer
    x = 202,014.24

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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.