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Finding the Fourth Proportional to 364,262.52, 502,941.18 and 303,988.92

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Solution

The fourth proportional to 364,262.52, 502,941.18 and 303,988.92 is: 419,720.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,262.52 : 502,941.18 = 303,988.92 : x
  2. Step 2: Convert to fraction form
    364,262.52/502,941.18 = 303,988.92/x
  3. Step 3: Cross multiply
    364,262.52x = 502,941.18 × 303,988.92
  4. Step 4: Simplify right side
    364,262.52x = 152,888,546,131.73
  5. Step 5: Solve for x
    x = 152,888,546,131.73/364,262.52
  6. Step 6: Final answer
    x = 419,720.77

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1.5x scale

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.