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Finding the Fourth Proportional to 603,077.58, 904,478.18 and 359,987.27

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Solution

The fourth proportional to 603,077.58, 904,478.18 and 359,987.27 is: 539,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,077.58 : 904,478.18 = 359,987.27 : x
  2. Step 2: Convert to fraction form
    603,077.58/904,478.18 = 359,987.27/x
  3. Step 3: Cross multiply
    603,077.58x = 904,478.18 × 359,987.27
  4. Step 4: Simplify right side
    603,077.58x = 325,600,624,470.44
  5. Step 5: Solve for x
    x = 325,600,624,470.44/603,077.58
  6. Step 6: Final answer
    x = 539,898.41

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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.