Home / 382,104.72-572,283-182,565.36

Finding the Fourth Proportional to 382,104.72, 572,283 and 182,565.36

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Solution

The fourth proportional to 382,104.72, 572,283 and 182,565.36 is: 273,430.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,104.72 : 572,283 = 182,565.36 : x
  2. Step 2: Convert to fraction form
    382,104.72/572,283 = 182,565.36/x
  3. Step 3: Cross multiply
    382,104.72x = 572,283 × 182,565.36
  4. Step 4: Simplify right side
    382,104.72x = 104,479,051,916.88
  5. Step 5: Solve for x
    x = 104,479,051,916.88/382,104.72
  6. Step 6: Final answer
    x = 273,430.41

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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.