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Finding the Fourth Proportional to 539,641.04, 808,575.44 and 184,461.20

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Solution

The fourth proportional to 539,641.04, 808,575.44 and 184,461.20 is: 276,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,641.04 : 808,575.44 = 184,461.20 : x
  2. Step 2: Convert to fraction form
    539,641.04/808,575.44 = 184,461.20/x
  3. Step 3: Cross multiply
    539,641.04x = 808,575.44 × 184,461.20
  4. Step 4: Simplify right side
    539,641.04x = 149,150,795,952.93
  5. Step 5: Solve for x
    x = 149,150,795,952.93/539,641.04
  6. Step 6: Final answer
    x = 276,388.90

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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.