Home / 889,826.20-1,334,148.78-623,908.86

Finding the Fourth Proportional to 889,826.20, 1,334,148.78 and 623,908.86

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Solution

The fourth proportional to 889,826.20, 1,334,148.78 and 623,908.86 is: 935,449.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,826.20 : 1,334,148.78 = 623,908.86 : x
  2. Step 2: Convert to fraction form
    889,826.20/1,334,148.78 = 623,908.86/x
  3. Step 3: Cross multiply
    889,826.20x = 1,334,148.78 × 623,908.86
  4. Step 4: Simplify right side
    889,826.20x = 832,387,244,400.19
  5. Step 5: Solve for x
    x = 832,387,244,400.19/889,826.20
  6. Step 6: Final answer
    x = 935,449.24

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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.