Home / 787,968-1,182,358.08-433,261.44

Finding the Fourth Proportional to 787,968, 1,182,358.08 and 433,261.44

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Solution

The fourth proportional to 787,968, 1,182,358.08 and 433,261.44 is: 650,115.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,968 : 1,182,358.08 = 433,261.44 : x
  2. Step 2: Convert to fraction form
    787,968/1,182,358.08 = 433,261.44/x
  3. Step 3: Cross multiply
    787,968x = 1,182,358.08 × 433,261.44
  4. Step 4: Simplify right side
    787,968x = 512,270,164,336.44
  5. Step 5: Solve for x
    x = 512,270,164,336.44/787,968
  6. Step 6: Final answer
    x = 650,115.44

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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.