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Finding the Fourth Proportional to 633,424.24, 874,124.22 and 346,949.92

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Solution

The fourth proportional to 633,424.24, 874,124.22 and 346,949.92 is: 478,790.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,424.24 : 874,124.22 = 346,949.92 : x
  2. Step 2: Convert to fraction form
    633,424.24/874,124.22 = 346,949.92/x
  3. Step 3: Cross multiply
    633,424.24x = 874,124.22 × 346,949.92
  4. Step 4: Simplify right side
    633,424.24x = 303,277,328,199.06
  5. Step 5: Solve for x
    x = 303,277,328,199.06/633,424.24
  6. Step 6: Final answer
    x = 478,790.22

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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.