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Finding the Fourth Proportional to 475,699.52, 713,668.28 and 335,731.52

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Solution

The fourth proportional to 475,699.52, 713,668.28 and 335,731.52 is: 503,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,699.52 : 713,668.28 = 335,731.52 : x
  2. Step 2: Convert to fraction form
    475,699.52/713,668.28 = 335,731.52/x
  3. Step 3: Cross multiply
    475,699.52x = 713,668.28 × 335,731.52
  4. Step 4: Simplify right side
    475,699.52x = 239,600,936,420.19
  5. Step 5: Solve for x
    x = 239,600,936,420.19/475,699.52
  6. Step 6: Final answer
    x = 503,681.27

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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.