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Finding the Fourth Proportional to 536,006.80, 804,624.60 and 314,515.60

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Solution

The fourth proportional to 536,006.80, 804,624.60 and 314,515.60 is: 472,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,006.80 : 804,624.60 = 314,515.60 : x
  2. Step 2: Convert to fraction form
    536,006.80/804,624.60 = 314,515.60/x
  3. Step 3: Cross multiply
    536,006.80x = 804,624.60 × 314,515.60
  4. Step 4: Simplify right side
    536,006.80x = 253,066,988,843.76
  5. Step 5: Solve for x
    x = 253,066,988,843.76/536,006.80
  6. Step 6: Final answer
    x = 472,133.91

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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.