Home / 559,340.07-771,885.35-304,691.27

Finding the Fourth Proportional to 559,340.07, 771,885.35 and 304,691.27

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Solution

The fourth proportional to 559,340.07, 771,885.35 and 304,691.27 is: 420,471.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,340.07 : 771,885.35 = 304,691.27 : x
  2. Step 2: Convert to fraction form
    559,340.07/771,885.35 = 304,691.27/x
  3. Step 3: Cross multiply
    559,340.07x = 771,885.35 × 304,691.27
  4. Step 4: Simplify right side
    559,340.07x = 235,186,722,203.01
  5. Step 5: Solve for x
    x = 235,186,722,203.01/559,340.07
  6. Step 6: Final answer
    x = 420,471.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.