Home / 907,977.52-1,361,177.16-458,323.84

Finding the Fourth Proportional to 907,977.52, 1,361,177.16 and 458,323.84

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Solution

The fourth proportional to 907,977.52, 1,361,177.16 and 458,323.84 is: 687,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,977.52 : 1,361,177.16 = 458,323.84 : x
  2. Step 2: Convert to fraction form
    907,977.52/1,361,177.16 = 458,323.84/x
  3. Step 3: Cross multiply
    907,977.52x = 1,361,177.16 × 458,323.84
  4. Step 4: Simplify right side
    907,977.52x = 623,859,942,891.49
  5. Step 5: Solve for x
    x = 623,859,942,891.49/907,977.52
  6. Step 6: Final answer
    x = 687,087.43

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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.