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Finding the Fourth Proportional to 537,127.86, 741,054.84 and 304,529.92

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Solution

The fourth proportional to 537,127.86, 741,054.84 and 304,529.92 is: 420,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,127.86 : 741,054.84 = 304,529.92 : x
  2. Step 2: Convert to fraction form
    537,127.86/741,054.84 = 304,529.92/x
  3. Step 3: Cross multiply
    537,127.86x = 741,054.84 × 304,529.92
  4. Step 4: Simplify right side
    537,127.86x = 225,673,371,140.81
  5. Step 5: Solve for x
    x = 225,673,371,140.81/537,127.86
  6. Step 6: Final answer
    x = 420,148.33

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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.