Home / 338,260.59-507,449.07-113,642.46

Finding the Fourth Proportional to 338,260.59, 507,449.07 and 113,642.46

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Solution

The fourth proportional to 338,260.59, 507,449.07 and 113,642.46 is: 170,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,260.59 : 507,449.07 = 113,642.46 : x
  2. Step 2: Convert to fraction form
    338,260.59/507,449.07 = 113,642.46/x
  3. Step 3: Cross multiply
    338,260.59x = 507,449.07 × 113,642.46
  4. Step 4: Simplify right side
    338,260.59x = 57,667,760,639.51
  5. Step 5: Solve for x
    x = 57,667,760,639.51/338,260.59
  6. Step 6: Final answer
    x = 170,483.24

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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.