Home / 317,946.82-438,791.02-182,023.40

Finding the Fourth Proportional to 317,946.82, 438,791.02 and 182,023.40

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Solution

The fourth proportional to 317,946.82, 438,791.02 and 182,023.40 is: 251,206.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,946.82 : 438,791.02 = 182,023.40 : x
  2. Step 2: Convert to fraction form
    317,946.82/438,791.02 = 182,023.40/x
  3. Step 3: Cross multiply
    317,946.82x = 438,791.02 × 182,023.40
  4. Step 4: Simplify right side
    317,946.82x = 79,870,235,015.67
  5. Step 5: Solve for x
    x = 79,870,235,015.67/317,946.82
  6. Step 6: Final answer
    x = 251,206.27

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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.