Home / 723,333.70-1,085,059.73-363,319.44

Finding the Fourth Proportional to 723,333.70, 1,085,059.73 and 363,319.44

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Solution

The fourth proportional to 723,333.70, 1,085,059.73 and 363,319.44 is: 545,008.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,333.70 : 1,085,059.73 = 363,319.44 : x
  2. Step 2: Convert to fraction form
    723,333.70/1,085,059.73 = 363,319.44/x
  3. Step 3: Cross multiply
    723,333.70x = 1,085,059.73 × 363,319.44
  4. Step 4: Simplify right side
    723,333.70x = 394,223,293,470.15
  5. Step 5: Solve for x
    x = 394,223,293,470.15/723,333.70
  6. Step 6: Final answer
    x = 545,008.89

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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.