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Finding the Fourth Proportional to 446,607.88, 668,719.02 and 375,749

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Solution

The fourth proportional to 446,607.88, 668,719.02 and 375,749 is: 562,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,607.88 : 668,719.02 = 375,749 : x
  2. Step 2: Convert to fraction form
    446,607.88/668,719.02 = 375,749/x
  3. Step 3: Cross multiply
    446,607.88x = 668,719.02 × 375,749
  4. Step 4: Simplify right side
    446,607.88x = 251,270,503,045.98
  5. Step 5: Solve for x
    x = 251,270,503,045.98/446,607.88
  6. Step 6: Final answer
    x = 562,619.95

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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.