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Finding the Fourth Proportional to 539,160.60, 808,352.10 and 302,575.80

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Solution

The fourth proportional to 539,160.60, 808,352.10 and 302,575.80 is: 453,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,160.60 : 808,352.10 = 302,575.80 : x
  2. Step 2: Convert to fraction form
    539,160.60/808,352.10 = 302,575.80/x
  3. Step 3: Cross multiply
    539,160.60x = 808,352.10 × 302,575.80
  4. Step 4: Simplify right side
    539,160.60x = 244,587,783,339.18
  5. Step 5: Solve for x
    x = 244,587,783,339.18/539,160.60
  6. Step 6: Final answer
    x = 453,645.51

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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.