Home / 313,287.04-432,336.55-170,047.11

Finding the Fourth Proportional to 313,287.04, 432,336.55 and 170,047.11

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Solution

The fourth proportional to 313,287.04, 432,336.55 and 170,047.11 is: 234,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,287.04 : 432,336.55 = 170,047.11 : x
  2. Step 2: Convert to fraction form
    313,287.04/432,336.55 = 170,047.11/x
  3. Step 3: Cross multiply
    313,287.04x = 432,336.55 × 170,047.11
  4. Step 4: Simplify right side
    313,287.04x = 73,517,580,874.87
  5. Step 5: Solve for x
    x = 73,517,580,874.87/313,287.04
  6. Step 6: Final answer
    x = 234,665.25

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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.