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Finding the Fourth Proportional to 435,713.51, 654,129.98 and 335,937.08

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Solution

The fourth proportional to 435,713.51, 654,129.98 and 335,937.08 is: 504,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,713.51 : 654,129.98 = 335,937.08 : x
  2. Step 2: Convert to fraction form
    435,713.51/654,129.98 = 335,937.08/x
  3. Step 3: Cross multiply
    435,713.51x = 654,129.98 × 335,937.08
  4. Step 4: Simplify right side
    435,713.51x = 219,746,515,421.66
  5. Step 5: Solve for x
    x = 219,746,515,421.66/435,713.51
  6. Step 6: Final answer
    x = 504,337.16

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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.