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Finding the Fourth Proportional to 650,312.33, 975,561.95 and 201,068.22

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Solution

The fourth proportional to 650,312.33, 975,561.95 and 201,068.22 is: 301,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,312.33 : 975,561.95 = 201,068.22 : x
  2. Step 2: Convert to fraction form
    650,312.33/975,561.95 = 201,068.22/x
  3. Step 3: Cross multiply
    650,312.33x = 975,561.95 × 201,068.22
  4. Step 4: Simplify right side
    650,312.33x = 196,154,504,786.23
  5. Step 5: Solve for x
    x = 196,154,504,786.23/650,312.33
  6. Step 6: Final answer
    x = 301,631.23

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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.