Home / 600,022.89-828,240.09-345,475.53

Finding the Fourth Proportional to 600,022.89, 828,240.09 and 345,475.53

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Solution

The fourth proportional to 600,022.89, 828,240.09 and 345,475.53 is: 476,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,022.89 : 828,240.09 = 345,475.53 : x
  2. Step 2: Convert to fraction form
    600,022.89/828,240.09 = 345,475.53/x
  3. Step 3: Cross multiply
    600,022.89x = 828,240.09 × 345,475.53
  4. Step 4: Simplify right side
    600,022.89x = 286,136,682,764.47
  5. Step 5: Solve for x
    x = 286,136,682,764.47/600,022.89
  6. Step 6: Final answer
    x = 476,876.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.