Home / 829,957.41-1,145,870.91-677,360.16

Finding the Fourth Proportional to 829,957.41, 1,145,870.91 and 677,360.16

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Solution

The fourth proportional to 829,957.41, 1,145,870.91 and 677,360.16 is: 935,189.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,957.41 : 1,145,870.91 = 677,360.16 : x
  2. Step 2: Convert to fraction form
    829,957.41/1,145,870.91 = 677,360.16/x
  3. Step 3: Cross multiply
    829,957.41x = 1,145,870.91 × 677,360.16
  4. Step 4: Simplify right side
    829,957.41x = 776,167,302,936.95
  5. Step 5: Solve for x
    x = 776,167,302,936.95/829,957.41
  6. Step 6: Final answer
    x = 935,189.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.