Home / 318,276.17-439,212.34-175,036.22

Finding the Fourth Proportional to 318,276.17, 439,212.34 and 175,036.22

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Solution

The fourth proportional to 318,276.17, 439,212.34 and 175,036.22 is: 241,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,276.17 : 439,212.34 = 175,036.22 : x
  2. Step 2: Convert to fraction form
    318,276.17/439,212.34 = 175,036.22/x
  3. Step 3: Cross multiply
    318,276.17x = 439,212.34 × 175,036.22
  4. Step 4: Simplify right side
    318,276.17x = 76,878,067,770.95
  5. Step 5: Solve for x
    x = 76,878,067,770.95/318,276.17
  6. Step 6: Final answer
    x = 241,545.16

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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.