Home / 313,487.16-432,612.18-170,247.24

Finding the Fourth Proportional to 313,487.16, 432,612.18 and 170,247.24

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Solution

The fourth proportional to 313,487.16, 432,612.18 and 170,247.24 is: 234,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,487.16 : 432,612.18 = 170,247.24 : x
  2. Step 2: Convert to fraction form
    313,487.16/432,612.18 = 170,247.24/x
  3. Step 3: Cross multiply
    313,487.16x = 432,612.18 × 170,247.24
  4. Step 4: Simplify right side
    313,487.16x = 73,651,029,635.38
  5. Step 5: Solve for x
    x = 73,651,029,635.38/313,487.16
  6. Step 6: Final answer
    x = 234,941.14

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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.