Home / 883,864.97-1,219,642.75-496,618.85

Finding the Fourth Proportional to 883,864.97, 1,219,642.75 and 496,618.85

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Solution

The fourth proportional to 883,864.97, 1,219,642.75 and 496,618.85 is: 685,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,864.97 : 1,219,642.75 = 496,618.85 : x
  2. Step 2: Convert to fraction form
    883,864.97/1,219,642.75 = 496,618.85/x
  3. Step 3: Cross multiply
    883,864.97x = 1,219,642.75 × 496,618.85
  4. Step 4: Simplify right side
    883,864.97x = 605,697,572,576.08
  5. Step 5: Solve for x
    x = 605,697,572,576.08/883,864.97
  6. Step 6: Final answer
    x = 685,282.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.