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Finding the Fourth Proportional to 565,637.68, 848,412.52 and 328,829.20

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Solution

The fourth proportional to 565,637.68, 848,412.52 and 328,829.20 is: 493,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,637.68 : 848,412.52 = 328,829.20 : x
  2. Step 2: Convert to fraction form
    565,637.68/848,412.52 = 328,829.20/x
  3. Step 3: Cross multiply
    565,637.68x = 848,412.52 × 328,829.20
  4. Step 4: Simplify right side
    565,637.68x = 278,982,810,221.58
  5. Step 5: Solve for x
    x = 278,982,810,221.58/565,637.68
  6. Step 6: Final answer
    x = 493,218.22

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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.