Home / 418,683.24-629,293.68-277,011.72

Finding the Fourth Proportional to 418,683.24, 629,293.68 and 277,011.72

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Solution

The fourth proportional to 418,683.24, 629,293.68 and 277,011.72 is: 416,357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,683.24 : 629,293.68 = 277,011.72 : x
  2. Step 2: Convert to fraction form
    418,683.24/629,293.68 = 277,011.72/x
  3. Step 3: Cross multiply
    418,683.24x = 629,293.68 × 277,011.72
  4. Step 4: Simplify right side
    418,683.24x = 174,321,724,681.93
  5. Step 5: Solve for x
    x = 174,321,724,681.93/418,683.24
  6. Step 6: Final answer
    x = 416,357.06

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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.