Home / 908,148.60-1,362,222.90-839,914.20

Finding the Fourth Proportional to 908,148.60, 1,362,222.90 and 839,914.20

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Solution

The fourth proportional to 908,148.60, 1,362,222.90 and 839,914.20 is: 1,259,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,148.60 : 1,362,222.90 = 839,914.20 : x
  2. Step 2: Convert to fraction form
    908,148.60/1,362,222.90 = 839,914.20/x
  3. Step 3: Cross multiply
    908,148.60x = 1,362,222.90 × 839,914.20
  4. Step 4: Simplify right side
    908,148.60x = 1,144,150,357,275.18
  5. Step 5: Solve for x
    x = 1,144,150,357,275.18/908,148.60
  6. Step 6: Final answer
    x = 1,259,871.30

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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.