Home / 536,586.30-804,587.85-221,075.10

Finding the Fourth Proportional to 536,586.30, 804,587.85 and 221,075.10

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Solution

The fourth proportional to 536,586.30, 804,587.85 and 221,075.10 is: 331,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,586.30 : 804,587.85 = 221,075.10 : x
  2. Step 2: Convert to fraction form
    536,586.30/804,587.85 = 221,075.10/x
  3. Step 3: Cross multiply
    536,586.30x = 804,587.85 × 221,075.10
  4. Step 4: Simplify right side
    536,586.30x = 177,874,339,397.54
  5. Step 5: Solve for x
    x = 177,874,339,397.54/536,586.30
  6. Step 6: Final answer
    x = 331,492.51

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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.