Home / 907,460.46-1,361,395.53-300,247.32

Finding the Fourth Proportional to 907,460.46, 1,361,395.53 and 300,247.32

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Solution

The fourth proportional to 907,460.46, 1,361,395.53 and 300,247.32 is: 450,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,460.46 : 1,361,395.53 = 300,247.32 : x
  2. Step 2: Convert to fraction form
    907,460.46/1,361,395.53 = 300,247.32/x
  3. Step 3: Cross multiply
    907,460.46x = 1,361,395.53 × 300,247.32
  4. Step 4: Simplify right side
    907,460.46x = 408,755,359,342.48
  5. Step 5: Solve for x
    x = 408,755,359,342.48/907,460.46
  6. Step 6: Final answer
    x = 450,438.75

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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.