Home / 1,107,701.53-1,661,404.66-308,916.18

Finding the Fourth Proportional to 1,107,701.53, 1,661,404.66 and 308,916.18

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Solution

The fourth proportional to 1,107,701.53, 1,661,404.66 and 308,916.18 is: 463,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,701.53 : 1,661,404.66 = 308,916.18 : x
  2. Step 2: Convert to fraction form
    1,107,701.53/1,661,404.66 = 308,916.18/x
  3. Step 3: Cross multiply
    1,107,701.53x = 1,661,404.66 × 308,916.18
  4. Step 4: Simplify right side
    1,107,701.53x = 513,234,780,229.11
  5. Step 5: Solve for x
    x = 513,234,780,229.11/1,107,701.53
  6. Step 6: Final answer
    x = 463,333.10

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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.