Home / 313,283.42-432,331.55-170,043.49

Finding the Fourth Proportional to 313,283.42, 432,331.55 and 170,043.49

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Solution

The fourth proportional to 313,283.42, 432,331.55 and 170,043.49 is: 234,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,283.42 : 432,331.55 = 170,043.49 : x
  2. Step 2: Convert to fraction form
    313,283.42/432,331.55 = 170,043.49/x
  3. Step 3: Cross multiply
    313,283.42x = 432,331.55 × 170,043.49
  4. Step 4: Simplify right side
    313,283.42x = 73,515,165,599.11
  5. Step 5: Solve for x
    x = 73,515,165,599.11/313,283.42
  6. Step 6: Final answer
    x = 234,660.25

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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.