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Finding the Fourth Proportional to 439,034.93, 658,252.72 and 233,900.25

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Solution

The fourth proportional to 439,034.93, 658,252.72 and 233,900.25 is: 350,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,034.93 : 658,252.72 = 233,900.25 : x
  2. Step 2: Convert to fraction form
    439,034.93/658,252.72 = 233,900.25/x
  3. Step 3: Cross multiply
    439,034.93x = 658,252.72 × 233,900.25
  4. Step 4: Simplify right side
    439,034.93x = 153,965,475,771.18
  5. Step 5: Solve for x
    x = 153,965,475,771.18/439,034.93
  6. Step 6: Final answer
    x = 350,690.72

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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.