Home / 409,848.30-614,772.45-296,999.10

Finding the Fourth Proportional to 409,848.30, 614,772.45 and 296,999.10

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Solution

The fourth proportional to 409,848.30, 614,772.45 and 296,999.10 is: 445,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,848.30 : 614,772.45 = 296,999.10 : x
  2. Step 2: Convert to fraction form
    409,848.30/614,772.45 = 296,999.10/x
  3. Step 3: Cross multiply
    409,848.30x = 614,772.45 × 296,999.10
  4. Step 4: Simplify right side
    409,848.30x = 182,586,864,354.80
  5. Step 5: Solve for x
    x = 182,586,864,354.80/409,848.30
  6. Step 6: Final answer
    x = 445,498.65

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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.