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Finding the Fourth Proportional to 467,292.72, 644,863.32 and 266,088.72

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Solution

The fourth proportional to 467,292.72, 644,863.32 and 266,088.72 is: 367,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,292.72 : 644,863.32 = 266,088.72 : x
  2. Step 2: Convert to fraction form
    467,292.72/644,863.32 = 266,088.72/x
  3. Step 3: Cross multiply
    467,292.72x = 644,863.32 × 266,088.72
  4. Step 4: Simplify right side
    467,292.72x = 171,590,855,393.75
  5. Step 5: Solve for x
    x = 171,590,855,393.75/467,292.72
  6. Step 6: Final answer
    x = 367,202.07

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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.