Home / 313,235.28-432,264.96-169,995.30

Finding the Fourth Proportional to 313,235.28, 432,264.96 and 169,995.30

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Solution

The fourth proportional to 313,235.28, 432,264.96 and 169,995.30 is: 234,593.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,235.28 : 432,264.96 = 169,995.30 : x
  2. Step 2: Convert to fraction form
    313,235.28/432,264.96 = 169,995.30/x
  3. Step 3: Cross multiply
    313,235.28x = 432,264.96 × 169,995.30
  4. Step 4: Simplify right side
    313,235.28x = 73,483,011,554.69
  5. Step 5: Solve for x
    x = 73,483,011,554.69/313,235.28
  6. Step 6: Final answer
    x = 234,593.66

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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.