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Finding the Fourth Proportional to 700,663.50, 967,073.13 and 458,805.60

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Solution

The fourth proportional to 700,663.50, 967,073.13 and 458,805.60 is: 633,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,663.50 : 967,073.13 = 458,805.60 : x
  2. Step 2: Convert to fraction form
    700,663.50/967,073.13 = 458,805.60/x
  3. Step 3: Cross multiply
    700,663.50x = 967,073.13 × 458,805.60
  4. Step 4: Simplify right side
    700,663.50x = 443,698,567,653.53
  5. Step 5: Solve for x
    x = 443,698,567,653.53/700,663.50
  6. Step 6: Final answer
    x = 633,254.86

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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.