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Finding the Fourth Proportional to 536,634.60, 804,951.90 and 480,647.40

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Solution

The fourth proportional to 536,634.60, 804,951.90 and 480,647.40 is: 720,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,634.60 : 804,951.90 = 480,647.40 : x
  2. Step 2: Convert to fraction form
    536,634.60/804,951.90 = 480,647.40/x
  3. Step 3: Cross multiply
    536,634.60x = 804,951.90 × 480,647.40
  4. Step 4: Simplify right side
    536,634.60x = 386,898,037,860.06
  5. Step 5: Solve for x
    x = 386,898,037,860.06/536,634.60
  6. Step 6: Final answer
    x = 720,971.10

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Similar ratio
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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.