Home / 433,428.78-650,172.33-167,191.50

Finding the Fourth Proportional to 433,428.78, 650,172.33 and 167,191.50

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Solution

The fourth proportional to 433,428.78, 650,172.33 and 167,191.50 is: 250,798.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,428.78 : 650,172.33 = 167,191.50 : x
  2. Step 2: Convert to fraction form
    433,428.78/650,172.33 = 167,191.50/x
  3. Step 3: Cross multiply
    433,428.78x = 650,172.33 × 167,191.50
  4. Step 4: Simplify right side
    433,428.78x = 108,703,287,111.20
  5. Step 5: Solve for x
    x = 108,703,287,111.20/433,428.78
  6. Step 6: Final answer
    x = 250,798.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.