Home / 433,501.20-649,425.60-233,755.20

Finding the Fourth Proportional to 433,501.20, 649,425.60 and 233,755.20

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Solution

The fourth proportional to 433,501.20, 649,425.60 and 233,755.20 is: 350,187.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,501.20 : 649,425.60 = 233,755.20 : x
  2. Step 2: Convert to fraction form
    433,501.20/649,425.60 = 233,755.20/x
  3. Step 3: Cross multiply
    433,501.20x = 649,425.60 × 233,755.20
  4. Step 4: Simplify right side
    433,501.20x = 151,806,611,013.12
  5. Step 5: Solve for x
    x = 151,806,611,013.12/433,501.20
  6. Step 6: Final answer
    x = 350,187.29

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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.