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Finding the Fourth Proportional to 533,030.40, 798,508.80 and 295,948.80

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Solution

The fourth proportional to 533,030.40, 798,508.80 and 295,948.80 is: 443,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,030.40 : 798,508.80 = 295,948.80 : x
  2. Step 2: Convert to fraction form
    533,030.40/798,508.80 = 295,948.80/x
  3. Step 3: Cross multiply
    533,030.40x = 798,508.80 × 295,948.80
  4. Step 4: Simplify right side
    533,030.40x = 236,317,721,149.44
  5. Step 5: Solve for x
    x = 236,317,721,149.44/533,030.40
  6. Step 6: Final answer
    x = 443,347.55

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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.