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Finding the Fourth Proportional to 536,605.60, 804,908.40 and 323,154.40

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Solution

The fourth proportional to 536,605.60, 804,908.40 and 323,154.40 is: 484,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,605.60 : 804,908.40 = 323,154.40 : x
  2. Step 2: Convert to fraction form
    536,605.60/804,908.40 = 323,154.40/x
  3. Step 3: Cross multiply
    536,605.60x = 804,908.40 × 323,154.40
  4. Step 4: Simplify right side
    536,605.60x = 260,109,691,056.96
  5. Step 5: Solve for x
    x = 260,109,691,056.96/536,605.60
  6. Step 6: Final answer
    x = 484,731.60

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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.