Home / 495,187.73-742,830.80-179,669.24

Finding the Fourth Proportional to 495,187.73, 742,830.80 and 179,669.24

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Solution

The fourth proportional to 495,187.73, 742,830.80 and 179,669.24 is: 269,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,187.73 : 742,830.80 = 179,669.24 : x
  2. Step 2: Convert to fraction form
    495,187.73/742,830.80 = 179,669.24/x
  3. Step 3: Cross multiply
    495,187.73x = 742,830.80 × 179,669.24
  4. Step 4: Simplify right side
    495,187.73x = 133,463,844,468.35
  5. Step 5: Solve for x
    x = 133,463,844,468.35/495,187.73
  6. Step 6: Final answer
    x = 269,521.71

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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.