Home / 442,152.56-663,369.03-157,837.02

Finding the Fourth Proportional to 442,152.56, 663,369.03 and 157,837.02

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Solution

The fourth proportional to 442,152.56, 663,369.03 and 157,837.02 is: 236,805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,152.56 : 663,369.03 = 157,837.02 : x
  2. Step 2: Convert to fraction form
    442,152.56/663,369.03 = 157,837.02/x
  3. Step 3: Cross multiply
    442,152.56x = 663,369.03 × 157,837.02
  4. Step 4: Simplify right side
    442,152.56x = 104,704,190,855.49
  5. Step 5: Solve for x
    x = 104,704,190,855.49/442,152.56
  6. Step 6: Final answer
    x = 236,805.57

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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.