Home / 357,022.35-492,695.87-195,874.47

Finding the Fourth Proportional to 357,022.35, 492,695.87 and 195,874.47

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Solution

The fourth proportional to 357,022.35, 492,695.87 and 195,874.47 is: 270,309.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,022.35 : 492,695.87 = 195,874.47 : x
  2. Step 2: Convert to fraction form
    357,022.35/492,695.87 = 195,874.47/x
  3. Step 3: Cross multiply
    357,022.35x = 492,695.87 × 195,874.47
  4. Step 4: Simplify right side
    357,022.35x = 96,506,541,428.07
  5. Step 5: Solve for x
    x = 96,506,541,428.07/357,022.35
  6. Step 6: Final answer
    x = 270,309.52

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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.