Home / 547,830.60-821,932.72-295,137.02

Finding the Fourth Proportional to 547,830.60, 821,932.72 and 295,137.02

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Solution

The fourth proportional to 547,830.60, 821,932.72 and 295,137.02 is: 442,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,830.60 : 821,932.72 = 295,137.02 : x
  2. Step 2: Convert to fraction form
    547,830.60/821,932.72 = 295,137.02/x
  3. Step 3: Cross multiply
    547,830.60x = 821,932.72 × 295,137.02
  4. Step 4: Simplify right side
    547,830.60x = 242,582,773,621.29
  5. Step 5: Solve for x
    x = 242,582,773,621.29/547,830.60
  6. Step 6: Final answer
    x = 442,806.18

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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.