Home / 976,469.91-1,347,550.18-557,357.24

Finding the Fourth Proportional to 976,469.91, 1,347,550.18 and 557,357.24

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Solution

The fourth proportional to 976,469.91, 1,347,550.18 and 557,357.24 is: 769,165.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,469.91 : 1,347,550.18 = 557,357.24 : x
  2. Step 2: Convert to fraction form
    976,469.91/1,347,550.18 = 557,357.24/x
  3. Step 3: Cross multiply
    976,469.91x = 1,347,550.18 × 557,357.24
  4. Step 4: Simplify right side
    976,469.91x = 751,066,839,561.77
  5. Step 5: Solve for x
    x = 751,066,839,561.77/976,469.91
  6. Step 6: Final answer
    x = 769,165.37

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Double scale
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1.5x scale

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.