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Finding the Fourth Proportional to 503,462.04, 755,195.10 and 203,948.28

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Solution

The fourth proportional to 503,462.04, 755,195.10 and 203,948.28 is: 305,923.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,462.04 : 755,195.10 = 203,948.28 : x
  2. Step 2: Convert to fraction form
    503,462.04/755,195.10 = 203,948.28/x
  3. Step 3: Cross multiply
    503,462.04x = 755,195.10 × 203,948.28
  4. Step 4: Simplify right side
    503,462.04x = 154,020,743,776.60
  5. Step 5: Solve for x
    x = 154,020,743,776.60/503,462.04
  6. Step 6: Final answer
    x = 305,923.25

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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.