Home / 734,653.72-1,101,552.40-284,849.12

Finding the Fourth Proportional to 734,653.72, 1,101,552.40 and 284,849.12

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Solution

The fourth proportional to 734,653.72, 1,101,552.40 and 284,849.12 is: 427,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,653.72 : 1,101,552.40 = 284,849.12 : x
  2. Step 2: Convert to fraction form
    734,653.72/1,101,552.40 = 284,849.12/x
  3. Step 3: Cross multiply
    734,653.72x = 1,101,552.40 × 284,849.12
  4. Step 4: Simplify right side
    734,653.72x = 313,776,231,773.89
  5. Step 5: Solve for x
    x = 313,776,231,773.89/734,653.72
  6. Step 6: Final answer
    x = 427,107.66

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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.