Home / 523,072.92-784,506.02-143,895.83

Finding the Fourth Proportional to 523,072.92, 784,506.02 and 143,895.83

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Solution

The fourth proportional to 523,072.92, 784,506.02 and 143,895.83 is: 215,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,072.92 : 784,506.02 = 143,895.83 : x
  2. Step 2: Convert to fraction form
    523,072.92/784,506.02 = 143,895.83/x
  3. Step 3: Cross multiply
    523,072.92x = 784,506.02 × 143,895.83
  4. Step 4: Simplify right side
    523,072.92x = 112,887,140,245.89
  5. Step 5: Solve for x
    x = 112,887,140,245.89/523,072.92
  6. Step 6: Final answer
    x = 215,815.30

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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.