Home / 546,048.60-819,072.90-309,852.60

Finding the Fourth Proportional to 546,048.60, 819,072.90 and 309,852.60

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Solution

The fourth proportional to 546,048.60, 819,072.90 and 309,852.60 is: 464,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,048.60 : 819,072.90 = 309,852.60 : x
  2. Step 2: Convert to fraction form
    546,048.60/819,072.90 = 309,852.60/x
  3. Step 3: Cross multiply
    546,048.60x = 819,072.90 × 309,852.60
  4. Step 4: Simplify right side
    546,048.60x = 253,791,867,654.54
  5. Step 5: Solve for x
    x = 253,791,867,654.54/546,048.60
  6. Step 6: Final answer
    x = 464,778.90

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Similar ratio
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1.5x scale

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.