Home / 908,474.20-1,362,711.30-902,253.40

Finding the Fourth Proportional to 908,474.20, 1,362,711.30 and 902,253.40

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Solution

The fourth proportional to 908,474.20, 1,362,711.30 and 902,253.40 is: 1,353,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,474.20 : 1,362,711.30 = 902,253.40 : x
  2. Step 2: Convert to fraction form
    908,474.20/1,362,711.30 = 902,253.40/x
  3. Step 3: Cross multiply
    908,474.20x = 1,362,711.30 × 902,253.40
  4. Step 4: Simplify right side
    908,474.20x = 1,229,510,903,643.42
  5. Step 5: Solve for x
    x = 1,229,510,903,643.42/908,474.20
  6. Step 6: Final answer
    x = 1,353,380.10

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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.