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Finding the Fourth Proportional to 446,606.88, 668,717.52 and 375,748

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Solution

The fourth proportional to 446,606.88, 668,717.52 and 375,748 is: 562,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,606.88 : 668,717.52 = 375,748 : x
  2. Step 2: Convert to fraction form
    446,606.88/668,717.52 = 375,748/x
  3. Step 3: Cross multiply
    446,606.88x = 668,717.52 × 375,748
  4. Step 4: Simplify right side
    446,606.88x = 251,269,270,704.96
  5. Step 5: Solve for x
    x = 251,269,270,704.96/446,606.88
  6. Step 6: Final answer
    x = 562,618.45

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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.