Home / 753,683.60-1,130,179.80-332,742.80

Finding the Fourth Proportional to 753,683.60, 1,130,179.80 and 332,742.80

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Solution

The fourth proportional to 753,683.60, 1,130,179.80 and 332,742.80 is: 498,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,683.60 : 1,130,179.80 = 332,742.80 : x
  2. Step 2: Convert to fraction form
    753,683.60/1,130,179.80 = 332,742.80/x
  3. Step 3: Cross multiply
    753,683.60x = 1,130,179.80 × 332,742.80
  4. Step 4: Simplify right side
    753,683.60x = 376,059,191,155.44
  5. Step 5: Solve for x
    x = 376,059,191,155.44/753,683.60
  6. Step 6: Final answer
    x = 498,961.62

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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.