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Finding the Fourth Proportional to 466,393.32, 642,066.48 and 444,968.82

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Solution

The fourth proportional to 466,393.32, 642,066.48 and 444,968.82 is: 612,572.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,393.32 : 642,066.48 = 444,968.82 : x
  2. Step 2: Convert to fraction form
    466,393.32/642,066.48 = 444,968.82/x
  3. Step 3: Cross multiply
    466,393.32x = 642,066.48 × 444,968.82
  4. Step 4: Simplify right side
    466,393.32x = 285,699,563,967.15
  5. Step 5: Solve for x
    x = 285,699,563,967.15/466,393.32
  6. Step 6: Final answer
    x = 612,572.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.