Home / 313,246.28-432,280.14-170,006.30

Finding the Fourth Proportional to 313,246.28, 432,280.14 and 170,006.30

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Solution

The fourth proportional to 313,246.28, 432,280.14 and 170,006.30 is: 234,608.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,246.28 : 432,280.14 = 170,006.30 : x
  2. Step 2: Convert to fraction form
    313,246.28/432,280.14 = 170,006.30/x
  3. Step 3: Cross multiply
    313,246.28x = 432,280.14 × 170,006.30
  4. Step 4: Simplify right side
    313,246.28x = 73,490,347,164.88
  5. Step 5: Solve for x
    x = 73,490,347,164.88/313,246.28
  6. Step 6: Final answer
    x = 234,608.84

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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.