Home / 711,396.60-1,067,089.14-290,377.14

Finding the Fourth Proportional to 711,396.60, 1,067,089.14 and 290,377.14

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Solution

The fourth proportional to 711,396.60, 1,067,089.14 and 290,377.14 is: 435,563.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,396.60 : 1,067,089.14 = 290,377.14 : x
  2. Step 2: Convert to fraction form
    711,396.60/1,067,089.14 = 290,377.14/x
  3. Step 3: Cross multiply
    711,396.60x = 1,067,089.14 × 290,377.14
  4. Step 4: Simplify right side
    711,396.60x = 309,858,292,598.26
  5. Step 5: Solve for x
    x = 309,858,292,598.26/711,396.60
  6. Step 6: Final answer
    x = 435,563.36

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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.