Home / 409,125.56-564,588.72-227,833.52

Finding the Fourth Proportional to 409,125.56, 564,588.72 and 227,833.52

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Solution

The fourth proportional to 409,125.56, 564,588.72 and 227,833.52 is: 314,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,125.56 : 564,588.72 = 227,833.52 : x
  2. Step 2: Convert to fraction form
    409,125.56/564,588.72 = 227,833.52/x
  3. Step 3: Cross multiply
    409,125.56x = 564,588.72 × 227,833.52
  4. Step 4: Simplify right side
    409,125.56x = 128,632,235,429.89
  5. Step 5: Solve for x
    x = 128,632,235,429.89/409,125.56
  6. Step 6: Final answer
    x = 314,407.72

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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.