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Finding the Fourth Proportional to 538,335.60, 807,114.60 and 301,750.80

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Solution

The fourth proportional to 538,335.60, 807,114.60 and 301,750.80 is: 452,408.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,335.60 : 807,114.60 = 301,750.80 : x
  2. Step 2: Convert to fraction form
    538,335.60/807,114.60 = 301,750.80/x
  3. Step 3: Cross multiply
    538,335.60x = 807,114.60 × 301,750.80
  4. Step 4: Simplify right side
    538,335.60x = 243,547,476,241.68
  5. Step 5: Solve for x
    x = 243,547,476,241.68/538,335.60
  6. Step 6: Final answer
    x = 452,408.27

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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.