Home / 907,247.15-1,360,203.68-308,047.43

Finding the Fourth Proportional to 907,247.15, 1,360,203.68 and 308,047.43

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Solution

The fourth proportional to 907,247.15, 1,360,203.68 and 308,047.43 is: 461,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,247.15 : 1,360,203.68 = 308,047.43 : x
  2. Step 2: Convert to fraction form
    907,247.15/1,360,203.68 = 308,047.43/x
  3. Step 3: Cross multiply
    907,247.15x = 1,360,203.68 × 308,047.43
  4. Step 4: Simplify right side
    907,247.15x = 419,007,239,559.29
  5. Step 5: Solve for x
    x = 419,007,239,559.29/907,247.15
  6. Step 6: Final answer
    x = 461,844.65

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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.