Home / 970,908.60-1,456,103.70-296,988.60

Finding the Fourth Proportional to 970,908.60, 1,456,103.70 and 296,988.60

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Solution

The fourth proportional to 970,908.60, 1,456,103.70 and 296,988.60 is: 445,403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,908.60 : 1,456,103.70 = 296,988.60 : x
  2. Step 2: Convert to fraction form
    970,908.60/1,456,103.70 = 296,988.60/x
  3. Step 3: Cross multiply
    970,908.60x = 1,456,103.70 × 296,988.60
  4. Step 4: Simplify right side
    970,908.60x = 432,446,199,317.82
  5. Step 5: Solve for x
    x = 432,446,199,317.82/970,908.60
  6. Step 6: Final answer
    x = 445,403.61

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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.