Home / 940,388.84-1,298,622.30-654,690.14

Finding the Fourth Proportional to 940,388.84, 1,298,622.30 and 654,690.14

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Solution

The fourth proportional to 940,388.84, 1,298,622.30 and 654,690.14 is: 904,089.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,388.84 : 1,298,622.30 = 654,690.14 : x
  2. Step 2: Convert to fraction form
    940,388.84/1,298,622.30 = 654,690.14/x
  3. Step 3: Cross multiply
    940,388.84x = 1,298,622.30 × 654,690.14
  4. Step 4: Simplify right side
    940,388.84x = 850,195,215,394.12
  5. Step 5: Solve for x
    x = 850,195,215,394.12/940,388.84
  6. Step 6: Final answer
    x = 904,089.01

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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.