Home / 338,315.59-507,517.17-101,682.19

Finding the Fourth Proportional to 338,315.59, 507,517.17 and 101,682.19

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Solution

The fourth proportional to 338,315.59, 507,517.17 and 101,682.19 is: 152,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,315.59 : 507,517.17 = 101,682.19 : x
  2. Step 2: Convert to fraction form
    338,315.59/507,517.17 = 101,682.19/x
  3. Step 3: Cross multiply
    338,315.59x = 507,517.17 × 101,682.19
  4. Step 4: Simplify right side
    338,315.59x = 51,605,457,308.20
  5. Step 5: Solve for x
    x = 51,605,457,308.20/338,315.59
  6. Step 6: Final answer
    x = 152,536.44

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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.