Home / 215,848.40-323,772.60-152,862.80

Finding the Fourth Proportional to 215,848.40, 323,772.60 and 152,862.80

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Solution

The fourth proportional to 215,848.40, 323,772.60 and 152,862.80 is: 229,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,848.40 : 323,772.60 = 152,862.80 : x
  2. Step 2: Convert to fraction form
    215,848.40/323,772.60 = 152,862.80/x
  3. Step 3: Cross multiply
    215,848.40x = 323,772.60 × 152,862.80
  4. Step 4: Simplify right side
    215,848.40x = 49,492,786,199.28
  5. Step 5: Solve for x
    x = 49,492,786,199.28/215,848.40
  6. Step 6: Final answer
    x = 229,294.20

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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.