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Finding the Fourth Proportional to 452,814.73, 679,344.60 and 153,295.34

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Solution

The fourth proportional to 452,814.73, 679,344.60 and 153,295.34 is: 229,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,814.73 : 679,344.60 = 153,295.34 : x
  2. Step 2: Convert to fraction form
    452,814.73/679,344.60 = 153,295.34/x
  3. Step 3: Cross multiply
    452,814.73x = 679,344.60 × 153,295.34
  4. Step 4: Simplify right side
    452,814.73x = 104,140,361,434.16
  5. Step 5: Solve for x
    x = 104,140,361,434.16/452,814.73
  6. Step 6: Final answer
    x = 229,984.48

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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.