Home / 440,623.60-660,479.76-174,017.32

Finding the Fourth Proportional to 440,623.60, 660,479.76 and 174,017.32

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Solution

The fourth proportional to 440,623.60, 660,479.76 and 174,017.32 is: 260,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,623.60 : 660,479.76 = 174,017.32 : x
  2. Step 2: Convert to fraction form
    440,623.60/660,479.76 = 174,017.32/x
  3. Step 3: Cross multiply
    440,623.60x = 660,479.76 × 174,017.32
  4. Step 4: Simplify right side
    440,623.60x = 114,934,917,749.44
  5. Step 5: Solve for x
    x = 114,934,917,749.44/440,623.60
  6. Step 6: Final answer
    x = 260,846.03

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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.