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Finding the Fourth Proportional to 439,300.16, 658,374.24 and 249,847.64

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Solution

The fourth proportional to 439,300.16, 658,374.24 and 249,847.64 is: 374,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,300.16 : 658,374.24 = 249,847.64 : x
  2. Step 2: Convert to fraction form
    439,300.16/658,374.24 = 249,847.64/x
  3. Step 3: Cross multiply
    439,300.16x = 658,374.24 × 249,847.64
  4. Step 4: Simplify right side
    439,300.16x = 164,493,250,100.79
  5. Step 5: Solve for x
    x = 164,493,250,100.79/439,300.16
  6. Step 6: Final answer
    x = 374,443.87

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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.