Home / 1,218,285.72-1,827,350.76-376,767

Finding the Fourth Proportional to 1,218,285.72, 1,827,350.76 and 376,767

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Solution

The fourth proportional to 1,218,285.72, 1,827,350.76 and 376,767 is: 565,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,285.72 : 1,827,350.76 = 376,767 : x
  2. Step 2: Convert to fraction form
    1,218,285.72/1,827,350.76 = 376,767/x
  3. Step 3: Cross multiply
    1,218,285.72x = 1,827,350.76 × 376,767
  4. Step 4: Simplify right side
    1,218,285.72x = 688,485,463,792.92
  5. Step 5: Solve for x
    x = 688,485,463,792.92/1,218,285.72
  6. Step 6: Final answer
    x = 565,126.43

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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.