Home / 602,491.10-903,739.75-203,135.36

Finding the Fourth Proportional to 602,491.10, 903,739.75 and 203,135.36

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Solution

The fourth proportional to 602,491.10, 903,739.75 and 203,135.36 is: 304,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,491.10 : 903,739.75 = 203,135.36 : x
  2. Step 2: Convert to fraction form
    602,491.10/903,739.75 = 203,135.36/x
  3. Step 3: Cross multiply
    602,491.10x = 903,739.75 × 203,135.36
  4. Step 4: Simplify right side
    602,491.10x = 183,581,494,436.02
  5. Step 5: Solve for x
    x = 183,581,494,436.02/602,491.10
  6. Step 6: Final answer
    x = 304,704.08

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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.