Home / 521,297.90-782,011.26-184,269.02

Finding the Fourth Proportional to 521,297.90, 782,011.26 and 184,269.02

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Solution

The fourth proportional to 521,297.90, 782,011.26 and 184,269.02 is: 276,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,297.90 : 782,011.26 = 184,269.02 : x
  2. Step 2: Convert to fraction form
    521,297.90/782,011.26 = 184,269.02/x
  3. Step 3: Cross multiply
    521,297.90x = 782,011.26 × 184,269.02
  4. Step 4: Simplify right side
    521,297.90x = 144,100,448,509.17
  5. Step 5: Solve for x
    x = 144,100,448,509.17/521,297.90
  6. Step 6: Final answer
    x = 276,426.30

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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.