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Finding the Fourth Proportional to 944,564.72, 1,416,549 and 375,698.48

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Solution

The fourth proportional to 944,564.72, 1,416,549 and 375,698.48 is: 563,429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,564.72 : 1,416,549 = 375,698.48 : x
  2. Step 2: Convert to fraction form
    944,564.72/1,416,549 = 375,698.48/x
  3. Step 3: Cross multiply
    944,564.72x = 1,416,549 × 375,698.48
  4. Step 4: Simplify right side
    944,564.72x = 532,195,306,145.52
  5. Step 5: Solve for x
    x = 532,195,306,145.52/944,564.72
  6. Step 6: Final answer
    x = 563,429.16

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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.