Home / 313,927.69-433,217.15-170,687.73

Finding the Fourth Proportional to 313,927.69, 433,217.15 and 170,687.73

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Solution

The fourth proportional to 313,927.69, 433,217.15 and 170,687.73 is: 235,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,927.69 : 433,217.15 = 170,687.73 : x
  2. Step 2: Convert to fraction form
    313,927.69/433,217.15 = 170,687.73/x
  3. Step 3: Cross multiply
    313,927.69x = 433,217.15 × 170,687.73
  4. Step 4: Simplify right side
    313,927.69x = 73,944,852,357.29
  5. Step 5: Solve for x
    x = 73,944,852,357.29/313,927.69
  6. Step 6: Final answer
    x = 235,547.41

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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.