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Finding the Fourth Proportional to 544,065.13, 750,799.92 and 302,343.31

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Solution

The fourth proportional to 544,065.13, 750,799.92 and 302,343.31 is: 417,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,065.13 : 750,799.92 = 302,343.31 : x
  2. Step 2: Convert to fraction form
    544,065.13/750,799.92 = 302,343.31/x
  3. Step 3: Cross multiply
    544,065.13x = 750,799.92 × 302,343.31
  4. Step 4: Simplify right side
    544,065.13x = 226,999,332,960.54
  5. Step 5: Solve for x
    x = 226,999,332,960.54/544,065.13
  6. Step 6: Final answer
    x = 417,228.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.