Home / 671,538.10-1,007,380.95-222,095.26

Finding the Fourth Proportional to 671,538.10, 1,007,380.95 and 222,095.26

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Solution

The fourth proportional to 671,538.10, 1,007,380.95 and 222,095.26 is: 333,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,538.10 : 1,007,380.95 = 222,095.26 : x
  2. Step 2: Convert to fraction form
    671,538.10/1,007,380.95 = 222,095.26/x
  3. Step 3: Cross multiply
    671,538.10x = 1,007,380.95 × 222,095.26
  4. Step 4: Simplify right side
    671,538.10x = 223,734,534,009.30
  5. Step 5: Solve for x
    x = 223,734,534,009.30/671,538.10
  6. Step 6: Final answer
    x = 333,167.30

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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.