Home / 448,280.70-672,526.16-178,425.18

Finding the Fourth Proportional to 448,280.70, 672,526.16 and 178,425.18

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Solution

The fourth proportional to 448,280.70, 672,526.16 and 178,425.18 is: 267,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,280.70 : 672,526.16 = 178,425.18 : x
  2. Step 2: Convert to fraction form
    448,280.70/672,526.16 = 178,425.18/x
  3. Step 3: Cross multiply
    448,280.70x = 672,526.16 × 178,425.18
  4. Step 4: Simplify right side
    448,280.70x = 119,995,600,929.68
  5. Step 5: Solve for x
    x = 119,995,600,929.68/448,280.70
  6. Step 6: Final answer
    x = 267,679.61

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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.