Home / 304,770.44-457,228.65-127,178.66

Finding the Fourth Proportional to 304,770.44, 457,228.65 and 127,178.66

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Solution

The fourth proportional to 304,770.44, 457,228.65 and 127,178.66 is: 190,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,770.44 : 457,228.65 = 127,178.66 : x
  2. Step 2: Convert to fraction form
    304,770.44/457,228.65 = 127,178.66/x
  3. Step 3: Cross multiply
    304,770.44x = 457,228.65 × 127,178.66
  4. Step 4: Simplify right side
    304,770.44x = 58,149,727,020.61
  5. Step 5: Solve for x
    x = 58,149,727,020.61/304,770.44
  6. Step 6: Final answer
    x = 190,798.45

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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.