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Finding the Fourth Proportional to 556.93, 833.91 and 469.99

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Solution

The fourth proportional to 556.93, 833.91 and 469.99 is: 703.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.93 : 833.91 = 469.99 : x
  2. Step 2: Convert to fraction form
    556.93/833.91 = 469.99/x
  3. Step 3: Cross multiply
    556.93x = 833.91 × 469.99
  4. Step 4: Simplify right side
    556.93x = 391,929.36
  5. Step 5: Solve for x
    x = 391,929.36/556.93
  6. Step 6: Final answer
    x = 703.73

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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.