Home / 970,138.69-1,454,104.49-590,221.97

Finding the Fourth Proportional to 970,138.69, 1,454,104.49 and 590,221.97

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Solution

The fourth proportional to 970,138.69, 1,454,104.49 and 590,221.97 is: 884,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,138.69 : 1,454,104.49 = 590,221.97 : x
  2. Step 2: Convert to fraction form
    970,138.69/1,454,104.49 = 590,221.97/x
  3. Step 3: Cross multiply
    970,138.69x = 1,454,104.49 × 590,221.97
  4. Step 4: Simplify right side
    970,138.69x = 858,244,411,904.91
  5. Step 5: Solve for x
    x = 858,244,411,904.91/970,138.69
  6. Step 6: Final answer
    x = 884,661.57

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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.