Home / 326,824.95-490,265.67-90,167.63

Finding the Fourth Proportional to 326,824.95, 490,265.67 and 90,167.63

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Solution

The fourth proportional to 326,824.95, 490,265.67 and 90,167.63 is: 135,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,824.95 : 490,265.67 = 90,167.63 : x
  2. Step 2: Convert to fraction form
    326,824.95/490,265.67 = 90,167.63/x
  3. Step 3: Cross multiply
    326,824.95x = 490,265.67 × 90,167.63
  4. Step 4: Simplify right side
    326,824.95x = 44,206,093,534.26
  5. Step 5: Solve for x
    x = 44,206,093,534.26/326,824.95
  6. Step 6: Final answer
    x = 135,259.24

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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.