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Finding the Fourth Proportional to 944,562.72, 1,416,546 and 375,696.48

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Solution

The fourth proportional to 944,562.72, 1,416,546 and 375,696.48 is: 563,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,562.72 : 1,416,546 = 375,696.48 : x
  2. Step 2: Convert to fraction form
    944,562.72/1,416,546 = 375,696.48/x
  3. Step 3: Cross multiply
    944,562.72x = 1,416,546 × 375,696.48
  4. Step 4: Simplify right side
    944,562.72x = 532,191,345,958.08
  5. Step 5: Solve for x
    x = 532,191,345,958.08/944,562.72
  6. Step 6: Final answer
    x = 563,426.16

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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.