Home / 988,882.28-1,482,832.22-314,875.60

Finding the Fourth Proportional to 988,882.28, 1,482,832.22 and 314,875.60

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Solution

The fourth proportional to 988,882.28, 1,482,832.22 and 314,875.60 is: 472,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,882.28 : 1,482,832.22 = 314,875.60 : x
  2. Step 2: Convert to fraction form
    988,882.28/1,482,832.22 = 314,875.60/x
  3. Step 3: Cross multiply
    988,882.28x = 1,482,832.22 × 314,875.60
  4. Step 4: Simplify right side
    988,882.28x = 466,907,684,971.83
  5. Step 5: Solve for x
    x = 466,907,684,971.83/988,882.28
  6. Step 6: Final answer
    x = 472,156.99

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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.