Home / 721,563.59-1,082,500.00-266,156.38

Finding the Fourth Proportional to 721,563.59, 1,082,500.00 and 266,156.38

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Solution

The fourth proportional to 721,563.59, 1,082,500.00 and 266,156.38 is: 399,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,563.59 : 1,082,500.00 = 266,156.38 : x
  2. Step 2: Convert to fraction form
    721,563.59/1,082,500.00 = 266,156.38/x
  3. Step 3: Cross multiply
    721,563.59x = 1,082,500.00 × 266,156.38
  4. Step 4: Simplify right side
    721,563.59x = 288,114,282,037.73
  5. Step 5: Solve for x
    x = 288,114,282,037.73/721,563.59
  6. Step 6: Final answer
    x = 399,291.60

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1.5x scale

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.