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Finding the Fourth Proportional to 492,233.59, 738,373.83 and 239,212.63

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Solution

The fourth proportional to 492,233.59, 738,373.83 and 239,212.63 is: 358,830.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,233.59 : 738,373.83 = 239,212.63 : x
  2. Step 2: Convert to fraction form
    492,233.59/738,373.83 = 239,212.63/x
  3. Step 3: Cross multiply
    492,233.59x = 738,373.83 × 239,212.63
  4. Step 4: Simplify right side
    492,233.59x = 176,628,345,797.47
  5. Step 5: Solve for x
    x = 176,628,345,797.47/492,233.59
  6. Step 6: Final answer
    x = 358,830.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.