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Finding the Fourth Proportional to 574,872.38, 793,324.62 and 313,226.46

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Solution

The fourth proportional to 574,872.38, 793,324.62 and 313,226.46 is: 432,252.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,872.38 : 793,324.62 = 313,226.46 : x
  2. Step 2: Convert to fraction form
    574,872.38/793,324.62 = 313,226.46/x
  3. Step 3: Cross multiply
    574,872.38x = 793,324.62 × 313,226.46
  4. Step 4: Simplify right side
    574,872.38x = 248,490,262,353.45
  5. Step 5: Solve for x
    x = 248,490,262,353.45/574,872.38
  6. Step 6: Final answer
    x = 432,252.92

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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.