Home / 1,061,374.43-1,592,058.04-430,286.75

Finding the Fourth Proportional to 1,061,374.43, 1,592,058.04 and 430,286.75

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Solution

The fourth proportional to 1,061,374.43, 1,592,058.04 and 430,286.75 is: 645,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,374.43 : 1,592,058.04 = 430,286.75 : x
  2. Step 2: Convert to fraction form
    1,061,374.43/1,592,058.04 = 430,286.75/x
  3. Step 3: Cross multiply
    1,061,374.43x = 1,592,058.04 × 430,286.75
  4. Step 4: Simplify right side
    1,061,374.43x = 685,041,479,842.97
  5. Step 5: Solve for x
    x = 685,041,479,842.97/1,061,374.43
  6. Step 6: Final answer
    x = 645,428.66

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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.