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Finding the Fourth Proportional to 483,557.52, 725,459.32 and 284,046.64

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Solution

The fourth proportional to 483,557.52, 725,459.32 and 284,046.64 is: 426,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,557.52 : 725,459.32 = 284,046.64 : x
  2. Step 2: Convert to fraction form
    483,557.52/725,459.32 = 284,046.64/x
  3. Step 3: Cross multiply
    483,557.52x = 725,459.32 × 284,046.64
  4. Step 4: Simplify right side
    483,557.52x = 206,064,282,302.69
  5. Step 5: Solve for x
    x = 206,064,282,302.69/483,557.52
  6. Step 6: Final answer
    x = 426,142.23

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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.