Home / 284,448.42-426,905.91-144,247.14

Finding the Fourth Proportional to 284,448.42, 426,905.91 and 144,247.14

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Solution

The fourth proportional to 284,448.42, 426,905.91 and 144,247.14 is: 216,489.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,448.42 : 426,905.91 = 144,247.14 : x
  2. Step 2: Convert to fraction form
    284,448.42/426,905.91 = 144,247.14/x
  3. Step 3: Cross multiply
    284,448.42x = 426,905.91 × 144,247.14
  4. Step 4: Simplify right side
    284,448.42x = 61,579,956,566.60
  5. Step 5: Solve for x
    x = 61,579,956,566.60/284,448.42
  6. Step 6: Final answer
    x = 216,489.01

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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.