Home / 440,055.64-659,380.32-282,153.16

Finding the Fourth Proportional to 440,055.64, 659,380.32 and 282,153.16

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Solution

The fourth proportional to 440,055.64, 659,380.32 and 282,153.16 is: 422,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,055.64 : 659,380.32 = 282,153.16 : x
  2. Step 2: Convert to fraction form
    440,055.64/659,380.32 = 282,153.16/x
  3. Step 3: Cross multiply
    440,055.64x = 659,380.32 × 282,153.16
  4. Step 4: Simplify right side
    440,055.64x = 186,046,240,929.81
  5. Step 5: Solve for x
    x = 186,046,240,929.81/440,055.64
  6. Step 6: Final answer
    x = 422,778.90

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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.