Home / 514,491.24-771,766.02-159,555.72

Finding the Fourth Proportional to 514,491.24, 771,766.02 and 159,555.72

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Solution

The fourth proportional to 514,491.24, 771,766.02 and 159,555.72 is: 239,342.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,491.24 : 771,766.02 = 159,555.72 : x
  2. Step 2: Convert to fraction form
    514,491.24/771,766.02 = 159,555.72/x
  3. Step 3: Cross multiply
    514,491.24x = 771,766.02 × 159,555.72
  4. Step 4: Simplify right side
    514,491.24x = 123,139,682,992.63
  5. Step 5: Solve for x
    x = 123,139,682,992.63/514,491.24
  6. Step 6: Final answer
    x = 239,342.62

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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.