Home / 313,356.19-432,436.80-170,116.24

Finding the Fourth Proportional to 313,356.19, 432,436.80 and 170,116.24

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Solution

The fourth proportional to 313,356.19, 432,436.80 and 170,116.24 is: 234,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,356.19 : 432,436.80 = 170,116.24 : x
  2. Step 2: Convert to fraction form
    313,356.19/432,436.80 = 170,116.24/x
  3. Step 3: Cross multiply
    313,356.19x = 432,436.80 × 170,116.24
  4. Step 4: Simplify right side
    313,356.19x = 73,564,522,453.63
  5. Step 5: Solve for x
    x = 73,564,522,453.63/313,356.19
  6. Step 6: Final answer
    x = 234,763.27

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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.