Home / 479,962.30-719,749.05-164,256.70

Finding the Fourth Proportional to 479,962.30, 719,749.05 and 164,256.70

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Solution

The fourth proportional to 479,962.30, 719,749.05 and 164,256.70 is: 246,318.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,962.30 : 719,749.05 = 164,256.70 : x
  2. Step 2: Convert to fraction form
    479,962.30/719,749.05 = 164,256.70/x
  3. Step 3: Cross multiply
    479,962.30x = 719,749.05 × 164,256.70
  4. Step 4: Simplify right side
    479,962.30x = 118,223,603,781.14
  5. Step 5: Solve for x
    x = 118,223,603,781.14/479,962.30
  6. Step 6: Final answer
    x = 246,318.52

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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.