Home / 440,852.79-661,573.75-160,370.04

Finding the Fourth Proportional to 440,852.79, 661,573.75 and 160,370.04

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Solution

The fourth proportional to 440,852.79, 661,573.75 and 160,370.04 is: 240,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,852.79 : 661,573.75 = 160,370.04 : x
  2. Step 2: Convert to fraction form
    440,852.79/661,573.75 = 160,370.04/x
  3. Step 3: Cross multiply
    440,852.79x = 661,573.75 × 160,370.04
  4. Step 4: Simplify right side
    440,852.79x = 106,096,608,750.45
  5. Step 5: Solve for x
    x = 106,096,608,750.45/440,852.79
  6. Step 6: Final answer
    x = 240,662.21

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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.