Home / 409,269.61-564,717.12-227,977.03

Finding the Fourth Proportional to 409,269.61, 564,717.12 and 227,977.03

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Solution

The fourth proportional to 409,269.61, 564,717.12 and 227,977.03 is: 314,566.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,269.61 : 564,717.12 = 227,977.03 : x
  2. Step 2: Convert to fraction form
    409,269.61/564,717.12 = 227,977.03/x
  3. Step 3: Cross multiply
    409,269.61x = 564,717.12 × 227,977.03
  4. Step 4: Simplify right side
    409,269.61x = 128,742,531,658.74
  5. Step 5: Solve for x
    x = 128,742,531,658.74/409,269.61
  6. Step 6: Final answer
    x = 314,566.55

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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.