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Finding the Fourth Proportional to 652,837.71, 900,956.03 and 366,357.80

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Solution

The fourth proportional to 652,837.71, 900,956.03 and 366,357.80 is: 505,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,837.71 : 900,956.03 = 366,357.80 : x
  2. Step 2: Convert to fraction form
    652,837.71/900,956.03 = 366,357.80/x
  3. Step 3: Cross multiply
    652,837.71x = 900,956.03 × 366,357.80
  4. Step 4: Simplify right side
    652,837.71x = 330,072,269,468.14
  5. Step 5: Solve for x
    x = 330,072,269,468.14/652,837.71
  6. Step 6: Final answer
    x = 505,596.20

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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.