Home / 907,439.46-1,361,055.52-242,643.30

Finding the Fourth Proportional to 907,439.46, 1,361,055.52 and 242,643.30

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Solution

The fourth proportional to 907,439.46, 1,361,055.52 and 242,643.30 is: 363,937.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,439.46 : 1,361,055.52 = 242,643.30 : x
  2. Step 2: Convert to fraction form
    907,439.46/1,361,055.52 = 242,643.30/x
  3. Step 3: Cross multiply
    907,439.46x = 1,361,055.52 × 242,643.30
  4. Step 4: Simplify right side
    907,439.46x = 330,251,002,856.02
  5. Step 5: Solve for x
    x = 330,251,002,856.02/907,439.46
  6. Step 6: Final answer
    x = 363,937.23

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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.