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Finding the Fourth Proportional to 473,157.36, 652,958.64 and 303,392.16

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Solution

The fourth proportional to 473,157.36, 652,958.64 and 303,392.16 is: 418,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,157.36 : 652,958.64 = 303,392.16 : x
  2. Step 2: Convert to fraction form
    473,157.36/652,958.64 = 303,392.16/x
  3. Step 3: Cross multiply
    473,157.36x = 652,958.64 × 303,392.16
  4. Step 4: Simplify right side
    473,157.36x = 198,102,532,180.26
  5. Step 5: Solve for x
    x = 198,102,532,180.26/473,157.36
  6. Step 6: Final answer
    x = 418,682.13

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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.