Home / 988,213.77-1,482,305.06-314,285.33

Finding the Fourth Proportional to 988,213.77, 1,482,305.06 and 314,285.33

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Solution

The fourth proportional to 988,213.77, 1,482,305.06 and 314,285.33 is: 471,423.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,213.77 : 1,482,305.06 = 314,285.33 : x
  2. Step 2: Convert to fraction form
    988,213.77/1,482,305.06 = 314,285.33/x
  3. Step 3: Cross multiply
    988,213.77x = 1,482,305.06 × 314,285.33
  4. Step 4: Simplify right side
    988,213.77x = 465,866,739,434.25
  5. Step 5: Solve for x
    x = 465,866,739,434.25/988,213.77
  6. Step 6: Final answer
    x = 471,423.04

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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.