Home / 910,669.57-1,365,879.71-271,072.01

Finding the Fourth Proportional to 910,669.57, 1,365,879.71 and 271,072.01

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Solution

The fourth proportional to 910,669.57, 1,365,879.71 and 271,072.01 is: 406,570.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,669.57 : 1,365,879.71 = 271,072.01 : x
  2. Step 2: Convert to fraction form
    910,669.57/1,365,879.71 = 271,072.01/x
  3. Step 3: Cross multiply
    910,669.57x = 1,365,879.71 × 271,072.01
  4. Step 4: Simplify right side
    910,669.57x = 370,251,762,500.30
  5. Step 5: Solve for x
    x = 370,251,762,500.30/910,669.57
  6. Step 6: Final answer
    x = 406,570.92

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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.