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Finding the Fourth Proportional to 303,332.36, 418,635.71 and 174,270.60

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Solution

The fourth proportional to 303,332.36, 418,635.71 and 174,270.60 is: 240,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,332.36 : 418,635.71 = 174,270.60 : x
  2. Step 2: Convert to fraction form
    303,332.36/418,635.71 = 174,270.60/x
  3. Step 3: Cross multiply
    303,332.36x = 418,635.71 × 174,270.60
  4. Step 4: Simplify right side
    303,332.36x = 72,955,895,491.77
  5. Step 5: Solve for x
    x = 72,955,895,491.77/303,332.36
  6. Step 6: Final answer
    x = 240,514.72

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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.