Home / 850,929.60-1,276,394.40-377,662.80

Finding the Fourth Proportional to 850,929.60, 1,276,394.40 and 377,662.80

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Solution

The fourth proportional to 850,929.60, 1,276,394.40 and 377,662.80 is: 566,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,929.60 : 1,276,394.40 = 377,662.80 : x
  2. Step 2: Convert to fraction form
    850,929.60/1,276,394.40 = 377,662.80/x
  3. Step 3: Cross multiply
    850,929.60x = 1,276,394.40 × 377,662.80
  4. Step 4: Simplify right side
    850,929.60x = 482,046,683,008.32
  5. Step 5: Solve for x
    x = 482,046,683,008.32/850,929.60
  6. Step 6: Final answer
    x = 566,494.20

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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.