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Finding the Fourth Proportional to 475,708.52, 713,681.76 and 335,740.52

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Solution

The fourth proportional to 475,708.52, 713,681.76 and 335,740.52 is: 503,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,708.52 : 713,681.76 = 335,740.52 : x
  2. Step 2: Convert to fraction form
    475,708.52/713,681.76 = 335,740.52/x
  3. Step 3: Cross multiply
    475,708.52x = 713,681.76 × 335,740.52
  4. Step 4: Simplify right side
    475,708.52x = 239,611,885,216.92
  5. Step 5: Solve for x
    x = 239,611,885,216.92/475,708.52
  6. Step 6: Final answer
    x = 503,694.75

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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.