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Finding the Fourth Proportional to 504,028.05, 756,042.09 and 500,528.85

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Solution

The fourth proportional to 504,028.05, 756,042.09 and 500,528.85 is: 750,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,028.05 : 756,042.09 = 500,528.85 : x
  2. Step 2: Convert to fraction form
    504,028.05/756,042.09 = 500,528.85/x
  3. Step 3: Cross multiply
    504,028.05x = 756,042.09 × 500,528.85
  4. Step 4: Simplify right side
    504,028.05x = 378,420,875,356.65
  5. Step 5: Solve for x
    x = 378,420,875,356.65/504,028.05
  6. Step 6: Final answer
    x = 750,793.28

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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.