Home / 382,577.55-573,931.68-157,815.12

Finding the Fourth Proportional to 382,577.55, 573,931.68 and 157,815.12

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Solution

The fourth proportional to 382,577.55, 573,931.68 and 157,815.12 is: 236,749.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,577.55 : 573,931.68 = 157,815.12 : x
  2. Step 2: Convert to fraction form
    382,577.55/573,931.68 = 157,815.12/x
  3. Step 3: Cross multiply
    382,577.55x = 573,931.68 × 157,815.12
  4. Step 4: Simplify right side
    382,577.55x = 90,575,094,072.44
  5. Step 5: Solve for x
    x = 90,575,094,072.44/382,577.55
  6. Step 6: Final answer
    x = 236,749.63

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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.