Home / 352,217.31-486,059.89-201,317.55

Finding the Fourth Proportional to 352,217.31, 486,059.89 and 201,317.55

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Solution

The fourth proportional to 352,217.31, 486,059.89 and 201,317.55 is: 277,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,217.31 : 486,059.89 = 201,317.55 : x
  2. Step 2: Convert to fraction form
    352,217.31/486,059.89 = 201,317.55/x
  3. Step 3: Cross multiply
    352,217.31x = 486,059.89 × 201,317.55
  4. Step 4: Simplify right side
    352,217.31x = 97,852,387,926.51
  5. Step 5: Solve for x
    x = 97,852,387,926.51/352,217.31
  6. Step 6: Final answer
    x = 277,818.22

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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.