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Finding the Fourth Proportional to 508,166.76, 762,287.26 and 171,208.04

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Solution

The fourth proportional to 508,166.76, 762,287.26 and 171,208.04 is: 256,824.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,166.76 : 762,287.26 = 171,208.04 : x
  2. Step 2: Convert to fraction form
    508,166.76/762,287.26 = 171,208.04/x
  3. Step 3: Cross multiply
    508,166.76x = 762,287.26 × 171,208.04
  4. Step 4: Simplify right side
    508,166.76x = 130,509,707,701.57
  5. Step 5: Solve for x
    x = 130,509,707,701.57/508,166.76
  6. Step 6: Final answer
    x = 256,824.57

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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.