Home / 717,819.95-1,076,916.83-268,575.95

Finding the Fourth Proportional to 717,819.95, 1,076,916.83 and 268,575.95

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Solution

The fourth proportional to 717,819.95, 1,076,916.83 and 268,575.95 is: 402,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,819.95 : 1,076,916.83 = 268,575.95 : x
  2. Step 2: Convert to fraction form
    717,819.95/1,076,916.83 = 268,575.95/x
  3. Step 3: Cross multiply
    717,819.95x = 1,076,916.83 × 268,575.95
  4. Step 4: Simplify right side
    717,819.95x = 289,233,960,688.24
  5. Step 5: Solve for x
    x = 289,233,960,688.24/717,819.95
  6. Step 6: Final answer
    x = 402,933.86

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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.