Home / 988,216.46-1,482,309.09-314,288.02

Finding the Fourth Proportional to 988,216.46, 1,482,309.09 and 314,288.02

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Solution

The fourth proportional to 988,216.46, 1,482,309.09 and 314,288.02 is: 471,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,216.46 : 1,482,309.09 = 314,288.02 : x
  2. Step 2: Convert to fraction form
    988,216.46/1,482,309.09 = 314,288.02/x
  3. Step 3: Cross multiply
    988,216.46x = 1,482,309.09 × 314,288.02
  4. Step 4: Simplify right side
    988,216.46x = 465,871,988,924.10
  5. Step 5: Solve for x
    x = 465,871,988,924.10/988,216.46
  6. Step 6: Final answer
    x = 471,427.07

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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.