Home / 283,475.20-424,629.60-194,828.80

Finding the Fourth Proportional to 283,475.20, 424,629.60 and 194,828.80

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Solution

The fourth proportional to 283,475.20, 424,629.60 and 194,828.80 is: 291,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,475.20 : 424,629.60 = 194,828.80 : x
  2. Step 2: Convert to fraction form
    283,475.20/424,629.60 = 194,828.80/x
  3. Step 3: Cross multiply
    283,475.20x = 424,629.60 × 194,828.80
  4. Step 4: Simplify right side
    283,475.20x = 82,730,075,412.48
  5. Step 5: Solve for x
    x = 82,730,075,412.48/283,475.20
  6. Step 6: Final answer
    x = 291,842.37

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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.