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Finding the Fourth Proportional to 603,888.88, 833,366.66 and 349,256.46

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Solution

The fourth proportional to 603,888.88, 833,366.66 and 349,256.46 is: 481,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,888.88 : 833,366.66 = 349,256.46 : x
  2. Step 2: Convert to fraction form
    603,888.88/833,366.66 = 349,256.46/x
  3. Step 3: Cross multiply
    603,888.88x = 833,366.66 × 349,256.46
  4. Step 4: Simplify right side
    603,888.88x = 291,058,689,553.62
  5. Step 5: Solve for x
    x = 291,058,689,553.62/603,888.88
  6. Step 6: Final answer
    x = 481,973.92

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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.