Home / 437,949.05-604,427.67-256,732.20

Finding the Fourth Proportional to 437,949.05, 604,427.67 and 256,732.20

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Solution

The fourth proportional to 437,949.05, 604,427.67 and 256,732.20 is: 354,324.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,949.05 : 604,427.67 = 256,732.20 : x
  2. Step 2: Convert to fraction form
    437,949.05/604,427.67 = 256,732.20/x
  3. Step 3: Cross multiply
    437,949.05x = 604,427.67 × 256,732.20
  4. Step 4: Simplify right side
    437,949.05x = 155,176,045,459.97
  5. Step 5: Solve for x
    x = 155,176,045,459.97/437,949.05
  6. Step 6: Final answer
    x = 354,324.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.