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Finding the Fourth Proportional to 501,151.91, 751,894.97 and 333,333.83

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Solution

The fourth proportional to 501,151.91, 751,894.97 and 333,333.83 is: 500,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,151.91 : 751,894.97 = 333,333.83 : x
  2. Step 2: Convert to fraction form
    501,151.91/751,894.97 = 333,333.83/x
  3. Step 3: Cross multiply
    501,151.91x = 751,894.97 × 333,333.83
  4. Step 4: Simplify right side
    501,151.91x = 250,632,024,681.69
  5. Step 5: Solve for x
    x = 250,632,024,681.69/501,151.91
  6. Step 6: Final answer
    x = 500,111.89

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Double scale
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1.5x scale

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.