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Finding the Fourth Proportional to 476,363.54, 713,611.08 and 276,263.54

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Solution

The fourth proportional to 476,363.54, 713,611.08 and 276,263.54 is: 413,853.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,363.54 : 713,611.08 = 276,263.54 : x
  2. Step 2: Convert to fraction form
    476,363.54/713,611.08 = 276,263.54/x
  3. Step 3: Cross multiply
    476,363.54x = 713,611.08 × 276,263.54
  4. Step 4: Simplify right side
    476,363.54x = 197,144,723,144.02
  5. Step 5: Solve for x
    x = 197,144,723,144.02/476,363.54
  6. Step 6: Final answer
    x = 413,853.51

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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.