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Finding the Fourth Proportional to 250,294.17, 345,310.63 and 185,039.67

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Solution

The fourth proportional to 250,294.17, 345,310.63 and 185,039.67 is: 255,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,294.17 : 345,310.63 = 185,039.67 : x
  2. Step 2: Convert to fraction form
    250,294.17/345,310.63 = 185,039.67/x
  3. Step 3: Cross multiply
    250,294.17x = 345,310.63 × 185,039.67
  4. Step 4: Simplify right side
    250,294.17x = 63,896,164,560.09
  5. Step 5: Solve for x
    x = 63,896,164,560.09/250,294.17
  6. Step 6: Final answer
    x = 255,284.27

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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.