Home / 908,150.10-1,362,225.15-839,915.70

Finding the Fourth Proportional to 908,150.10, 1,362,225.15 and 839,915.70

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Solution

The fourth proportional to 908,150.10, 1,362,225.15 and 839,915.70 is: 1,259,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,150.10 : 1,362,225.15 = 839,915.70 : x
  2. Step 2: Convert to fraction form
    908,150.10/1,362,225.15 = 839,915.70/x
  3. Step 3: Cross multiply
    908,150.10x = 1,362,225.15 × 839,915.70
  4. Step 4: Simplify right side
    908,150.10x = 1,144,154,290,419.85
  5. Step 5: Solve for x
    x = 1,144,154,290,419.85/908,150.10
  6. Step 6: Final answer
    x = 1,259,873.55

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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.