Home / 313,915.10-433,200.66-170,675.20

Finding the Fourth Proportional to 313,915.10, 433,200.66 and 170,675.20

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Solution

The fourth proportional to 313,915.10, 433,200.66 and 170,675.20 is: 235,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,915.10 : 433,200.66 = 170,675.20 : x
  2. Step 2: Convert to fraction form
    313,915.10/433,200.66 = 170,675.20/x
  3. Step 3: Cross multiply
    313,915.10x = 433,200.66 × 170,675.20
  4. Step 4: Simplify right side
    313,915.10x = 73,936,609,187.10
  5. Step 5: Solve for x
    x = 73,936,609,187.10/313,915.10
  6. Step 6: Final answer
    x = 235,530.60

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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.