Home / 609,983.60-915,226.63-268,251.35

Finding the Fourth Proportional to 609,983.60, 915,226.63 and 268,251.35

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Solution

The fourth proportional to 609,983.60, 915,226.63 and 268,251.35 is: 402,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,983.60 : 915,226.63 = 268,251.35 : x
  2. Step 2: Convert to fraction form
    609,983.60/915,226.63 = 268,251.35/x
  3. Step 3: Cross multiply
    609,983.60x = 915,226.63 × 268,251.35
  4. Step 4: Simplify right side
    609,983.60x = 245,510,776,094.76
  5. Step 5: Solve for x
    x = 245,510,776,094.76/609,983.60
  6. Step 6: Final answer
    x = 402,487.50

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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.