Home / 495,227.01-742,826.34-140,240.19

Finding the Fourth Proportional to 495,227.01, 742,826.34 and 140,240.19

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Solution

The fourth proportional to 495,227.01, 742,826.34 and 140,240.19 is: 210,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,227.01 : 742,826.34 = 140,240.19 : x
  2. Step 2: Convert to fraction form
    495,227.01/742,826.34 = 140,240.19/x
  3. Step 3: Cross multiply
    495,227.01x = 742,826.34 × 140,240.19
  4. Step 4: Simplify right side
    495,227.01x = 104,174,107,058.61
  5. Step 5: Solve for x
    x = 104,174,107,058.61/495,227.01
  6. Step 6: Final answer
    x = 210,356.27

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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.