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Finding the Fourth Proportional to 363,893.70, 545,840.55 and 244,920.90

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Solution

The fourth proportional to 363,893.70, 545,840.55 and 244,920.90 is: 367,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,893.70 : 545,840.55 = 244,920.90 : x
  2. Step 2: Convert to fraction form
    363,893.70/545,840.55 = 244,920.90/x
  3. Step 3: Cross multiply
    363,893.70x = 545,840.55 × 244,920.90
  4. Step 4: Simplify right side
    363,893.70x = 133,687,758,762.50
  5. Step 5: Solve for x
    x = 133,687,758,762.50/363,893.70
  6. Step 6: Final answer
    x = 367,381.35

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1.5x scale

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.