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Finding the Fourth Proportional to 484,436.29, 668,497.22 and 369,795.11

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Solution

The fourth proportional to 484,436.29, 668,497.22 and 369,795.11 is: 510,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,436.29 : 668,497.22 = 369,795.11 : x
  2. Step 2: Convert to fraction form
    484,436.29/668,497.22 = 369,795.11/x
  3. Step 3: Cross multiply
    484,436.29x = 668,497.22 × 369,795.11
  4. Step 4: Simplify right side
    484,436.29x = 247,207,005,600.33
  5. Step 5: Solve for x
    x = 247,207,005,600.33/484,436.29
  6. Step 6: Final answer
    x = 510,298.28

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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.