Home / 908,151.60-1,362,227.40-839,917.20

Finding the Fourth Proportional to 908,151.60, 1,362,227.40 and 839,917.20

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Solution

The fourth proportional to 908,151.60, 1,362,227.40 and 839,917.20 is: 1,259,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,151.60 : 1,362,227.40 = 839,917.20 : x
  2. Step 2: Convert to fraction form
    908,151.60/1,362,227.40 = 839,917.20/x
  3. Step 3: Cross multiply
    908,151.60x = 1,362,227.40 × 839,917.20
  4. Step 4: Simplify right side
    908,151.60x = 1,144,158,223,571.28
  5. Step 5: Solve for x
    x = 1,144,158,223,571.28/908,151.60
  6. Step 6: Final answer
    x = 1,259,875.80

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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.