Home / 850,761.60-1,174,102.56-468,787.92

Finding the Fourth Proportional to 850,761.60, 1,174,102.56 and 468,787.92

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Solution

The fourth proportional to 850,761.60, 1,174,102.56 and 468,787.92 is: 646,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,761.60 : 1,174,102.56 = 468,787.92 : x
  2. Step 2: Convert to fraction form
    850,761.60/1,174,102.56 = 468,787.92/x
  3. Step 3: Cross multiply
    850,761.60x = 1,174,102.56 × 468,787.92
  4. Step 4: Simplify right side
    850,761.60x = 550,405,096,969.08
  5. Step 5: Solve for x
    x = 550,405,096,969.08/850,761.60
  6. Step 6: Final answer
    x = 646,955.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.