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Finding the Fourth Proportional to 375,818.58, 563,727.88 and 325,066.78

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Solution

The fourth proportional to 375,818.58, 563,727.88 and 325,066.78 is: 487,600.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,818.58 : 563,727.88 = 325,066.78 : x
  2. Step 2: Convert to fraction form
    375,818.58/563,727.88 = 325,066.78/x
  3. Step 3: Cross multiply
    375,818.58x = 563,727.88 × 325,066.78
  4. Step 4: Simplify right side
    375,818.58x = 183,249,206,747.83
  5. Step 5: Solve for x
    x = 183,249,206,747.83/375,818.58
  6. Step 6: Final answer
    x = 487,600.18

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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.