Home / 495,004.05-742,506.08-179,419.95

Finding the Fourth Proportional to 495,004.05, 742,506.08 and 179,419.95

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Solution

The fourth proportional to 495,004.05, 742,506.08 and 179,419.95 is: 269,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,004.05 : 742,506.08 = 179,419.95 : x
  2. Step 2: Convert to fraction form
    495,004.05/742,506.08 = 179,419.95/x
  3. Step 3: Cross multiply
    495,004.05x = 742,506.08 × 179,419.95
  4. Step 4: Simplify right side
    495,004.05x = 133,220,402,851.20
  5. Step 5: Solve for x
    x = 133,220,402,851.20/495,004.05
  6. Step 6: Final answer
    x = 269,129.93

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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.