Home / 456,205.44-684,264.18-140,577.60

Finding the Fourth Proportional to 456,205.44, 684,264.18 and 140,577.60

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Solution

The fourth proportional to 456,205.44, 684,264.18 and 140,577.60 is: 210,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,205.44 : 684,264.18 = 140,577.60 : x
  2. Step 2: Convert to fraction form
    456,205.44/684,264.18 = 140,577.60/x
  3. Step 3: Cross multiply
    456,205.44x = 684,264.18 × 140,577.60
  4. Step 4: Simplify right side
    456,205.44x = 96,192,216,190.37
  5. Step 5: Solve for x
    x = 96,192,216,190.37/456,205.44
  6. Step 6: Final answer
    x = 210,852.85

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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.