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Finding the Fourth Proportional to 268,498.26, 370,533.69 and 147,646.26

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Solution

The fourth proportional to 268,498.26, 370,533.69 and 147,646.26 is: 203,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,498.26 : 370,533.69 = 147,646.26 : x
  2. Step 2: Convert to fraction form
    268,498.26/370,533.69 = 147,646.26/x
  3. Step 3: Cross multiply
    268,498.26x = 370,533.69 × 147,646.26
  4. Step 4: Simplify right side
    268,498.26x = 54,707,913,532.50
  5. Step 5: Solve for x
    x = 54,707,913,532.50/268,498.26
  6. Step 6: Final answer
    x = 203,755.19

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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.