Home / 1,165,176.48-1,747,859.04-323,728.32

Finding the Fourth Proportional to 1,165,176.48, 1,747,859.04 and 323,728.32

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Solution

The fourth proportional to 1,165,176.48, 1,747,859.04 and 323,728.32 is: 485,618.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,176.48 : 1,747,859.04 = 323,728.32 : x
  2. Step 2: Convert to fraction form
    1,165,176.48/1,747,859.04 = 323,728.32/x
  3. Step 3: Cross multiply
    1,165,176.48x = 1,747,859.04 × 323,728.32
  4. Step 4: Simplify right side
    1,165,176.48x = 565,831,470,616.01
  5. Step 5: Solve for x
    x = 565,831,470,616.01/1,165,176.48
  6. Step 6: Final answer
    x = 485,618.69

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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.