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Finding the Fourth Proportional to 503,026.10, 754,539.15 and 303,243.65

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Solution

The fourth proportional to 503,026.10, 754,539.15 and 303,243.65 is: 454,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,026.10 : 754,539.15 = 303,243.65 : x
  2. Step 2: Convert to fraction form
    503,026.10/754,539.15 = 303,243.65/x
  3. Step 3: Cross multiply
    503,026.10x = 754,539.15 × 303,243.65
  4. Step 4: Simplify right side
    503,026.10x = 228,809,205,913.90
  5. Step 5: Solve for x
    x = 228,809,205,913.90/503,026.10
  6. Step 6: Final answer
    x = 454,865.48

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Double scale
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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.