Home / 318,811.95-439,946.28-182,748.33

Finding the Fourth Proportional to 318,811.95, 439,946.28 and 182,748.33

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Solution

The fourth proportional to 318,811.95, 439,946.28 and 182,748.33 is: 252,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,811.95 : 439,946.28 = 182,748.33 : x
  2. Step 2: Convert to fraction form
    318,811.95/439,946.28 = 182,748.33/x
  3. Step 3: Cross multiply
    318,811.95x = 439,946.28 × 182,748.33
  4. Step 4: Simplify right side
    318,811.95x = 80,399,447,959.71
  5. Step 5: Solve for x
    x = 80,399,447,959.71/318,811.95
  6. Step 6: Final answer
    x = 252,184.55

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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.