Home / 558,875.52-771,248.24-304,228.56

Finding the Fourth Proportional to 558,875.52, 771,248.24 and 304,228.56

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Solution

The fourth proportional to 558,875.52, 771,248.24 and 304,228.56 is: 419,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,875.52 : 771,248.24 = 304,228.56 : x
  2. Step 2: Convert to fraction form
    558,875.52/771,248.24 = 304,228.56/x
  3. Step 3: Cross multiply
    558,875.52x = 771,248.24 × 304,228.56
  4. Step 4: Simplify right side
    558,875.52x = 234,635,741,457.73
  5. Step 5: Solve for x
    x = 234,635,741,457.73/558,875.52
  6. Step 6: Final answer
    x = 419,835.42

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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.