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Finding the Fourth Proportional to 510,729.58, 765,058.98 and 236,791

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Solution

The fourth proportional to 510,729.58, 765,058.98 and 236,791 is: 354,706.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,729.58 : 765,058.98 = 236,791 : x
  2. Step 2: Convert to fraction form
    510,729.58/765,058.98 = 236,791/x
  3. Step 3: Cross multiply
    510,729.58x = 765,058.98 × 236,791
  4. Step 4: Simplify right side
    510,729.58x = 181,159,080,933.18
  5. Step 5: Solve for x
    x = 181,159,080,933.18/510,729.58
  6. Step 6: Final answer
    x = 354,706.46

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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.