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Finding the Fourth Proportional to 555,957.41, 834,858.43 and 346,923.95

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Solution

The fourth proportional to 555,957.41, 834,858.43 and 346,923.95 is: 520,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,957.41 : 834,858.43 = 346,923.95 : x
  2. Step 2: Convert to fraction form
    555,957.41/834,858.43 = 346,923.95/x
  3. Step 3: Cross multiply
    555,957.41x = 834,858.43 × 346,923.95
  4. Step 4: Simplify right side
    555,957.41x = 289,632,379,184.80
  5. Step 5: Solve for x
    x = 289,632,379,184.80/555,957.41
  6. Step 6: Final answer
    x = 520,961.46

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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.