Home / 957,862.08-1,321,154.88-651,393.72

Finding the Fourth Proportional to 957,862.08, 1,321,154.88 and 651,393.72

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Solution

The fourth proportional to 957,862.08, 1,321,154.88 and 651,393.72 is: 898,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,862.08 : 1,321,154.88 = 651,393.72 : x
  2. Step 2: Convert to fraction form
    957,862.08/1,321,154.88 = 651,393.72/x
  3. Step 3: Cross multiply
    957,862.08x = 1,321,154.88 × 651,393.72
  4. Step 4: Simplify right side
    957,862.08x = 860,591,991,979.35
  5. Step 5: Solve for x
    x = 860,591,991,979.35/957,862.08
  6. Step 6: Final answer
    x = 898,450.84

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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.