Home / 883,921.75-1,219,812.02-481,513.75

Finding the Fourth Proportional to 883,921.75, 1,219,812.02 and 481,513.75

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Solution

The fourth proportional to 883,921.75, 1,219,812.02 and 481,513.75 is: 664,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,921.75 : 1,219,812.02 = 481,513.75 : x
  2. Step 2: Convert to fraction form
    883,921.75/1,219,812.02 = 481,513.75/x
  3. Step 3: Cross multiply
    883,921.75x = 1,219,812.02 × 481,513.75
  4. Step 4: Simplify right side
    883,921.75x = 587,356,260,045.28
  5. Step 5: Solve for x
    x = 587,356,260,045.28/883,921.75
  6. Step 6: Final answer
    x = 664,488.98

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1.5x scale

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.