Home / 822,209.58-1,232,408.79-537,782.94

Finding the Fourth Proportional to 822,209.58, 1,232,408.79 and 537,782.94

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Solution

The fourth proportional to 822,209.58, 1,232,408.79 and 537,782.94 is: 806,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,209.58 : 1,232,408.79 = 537,782.94 : x
  2. Step 2: Convert to fraction form
    822,209.58/1,232,408.79 = 537,782.94/x
  3. Step 3: Cross multiply
    822,209.58x = 1,232,408.79 × 537,782.94
  4. Step 4: Simplify right side
    822,209.58x = 662,768,422,368.04
  5. Step 5: Solve for x
    x = 662,768,422,368.04/822,209.58
  6. Step 6: Final answer
    x = 806,082.10

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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.