Home / 711,575.49-1,067,437.74-231,840.63

Finding the Fourth Proportional to 711,575.49, 1,067,437.74 and 231,840.63

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Solution

The fourth proportional to 711,575.49, 1,067,437.74 and 231,840.63 is: 347,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,575.49 : 1,067,437.74 = 231,840.63 : x
  2. Step 2: Convert to fraction form
    711,575.49/1,067,437.74 = 231,840.63/x
  3. Step 3: Cross multiply
    711,575.49x = 1,067,437.74 × 231,840.63
  4. Step 4: Simplify right side
    711,575.49x = 247,475,438,127.38
  5. Step 5: Solve for x
    x = 247,475,438,127.38/711,575.49
  6. Step 6: Final answer
    x = 347,785.22

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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.