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Finding the Fourth Proportional to 659,453.96, 910,095.39 and 369,094.61

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Solution

The fourth proportional to 659,453.96, 910,095.39 and 369,094.61 is: 509,377.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,453.96 : 910,095.39 = 369,094.61 : x
  2. Step 2: Convert to fraction form
    659,453.96/910,095.39 = 369,094.61/x
  3. Step 3: Cross multiply
    659,453.96x = 910,095.39 × 369,094.61
  4. Step 4: Simplify right side
    659,453.96x = 335,911,303,034.85
  5. Step 5: Solve for x
    x = 335,911,303,034.85/659,453.96
  6. Step 6: Final answer
    x = 509,377.95

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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.