Home / 733,391.57-1,012,082.73-406,728.02

Finding the Fourth Proportional to 733,391.57, 1,012,082.73 and 406,728.02

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Solution

The fourth proportional to 733,391.57, 1,012,082.73 and 406,728.02 is: 561,285.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,391.57 : 1,012,082.73 = 406,728.02 : x
  2. Step 2: Convert to fraction form
    733,391.57/1,012,082.73 = 406,728.02/x
  3. Step 3: Cross multiply
    733,391.57x = 1,012,082.73 × 406,728.02
  4. Step 4: Simplify right side
    733,391.57x = 411,642,404,849.10
  5. Step 5: Solve for x
    x = 411,642,404,849.10/733,391.57
  6. Step 6: Final answer
    x = 561,285.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.