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Finding the Fourth Proportional to 436,416.16, 602,244.84 and 252,662.47

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Solution

The fourth proportional to 436,416.16, 602,244.84 and 252,662.47 is: 348,668.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,416.16 : 602,244.84 = 252,662.47 : x
  2. Step 2: Convert to fraction form
    436,416.16/602,244.84 = 252,662.47/x
  3. Step 3: Cross multiply
    436,416.16x = 602,244.84 × 252,662.47
  4. Step 4: Simplify right side
    436,416.16x = 152,164,665,807.93
  5. Step 5: Solve for x
    x = 152,164,665,807.93/436,416.16
  6. Step 6: Final answer
    x = 348,668.73

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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.