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Finding the Fourth Proportional to 736,788, 1,105,182 and 293,867.04

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Solution

The fourth proportional to 736,788, 1,105,182 and 293,867.04 is: 440,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,788 : 1,105,182 = 293,867.04 : x
  2. Step 2: Convert to fraction form
    736,788/1,105,182 = 293,867.04/x
  3. Step 3: Cross multiply
    736,788x = 1,105,182 × 293,867.04
  4. Step 4: Simplify right side
    736,788x = 324,776,563,001.28
  5. Step 5: Solve for x
    x = 324,776,563,001.28/736,788
  6. Step 6: Final answer
    x = 440,800.56

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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.