Home / 382,948.62-572,822.94-269,088.45

Finding the Fourth Proportional to 382,948.62, 572,822.94 and 269,088.45

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Solution

The fourth proportional to 382,948.62, 572,822.94 and 269,088.45 is: 402,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,948.62 : 572,822.94 = 269,088.45 : x
  2. Step 2: Convert to fraction form
    382,948.62/572,822.94 = 269,088.45/x
  3. Step 3: Cross multiply
    382,948.62x = 572,822.94 × 269,088.45
  4. Step 4: Simplify right side
    382,948.62x = 154,140,037,049.04
  5. Step 5: Solve for x
    x = 154,140,037,049.04/382,948.62
  6. Step 6: Final answer
    x = 402,508.40

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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.