Home / 483,977.22-724,967.10-283,689.42

Finding the Fourth Proportional to 483,977.22, 724,967.10 and 283,689.42

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Solution

The fourth proportional to 483,977.22, 724,967.10 and 283,689.42 is: 424,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,977.22 : 724,967.10 = 283,689.42 : x
  2. Step 2: Convert to fraction form
    483,977.22/724,967.10 = 283,689.42/x
  3. Step 3: Cross multiply
    483,977.22x = 724,967.10 × 283,689.42
  4. Step 4: Simplify right side
    483,977.22x = 205,665,496,118.08
  5. Step 5: Solve for x
    x = 205,665,496,118.08/483,977.22
  6. Step 6: Final answer
    x = 424,948.71

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1.5x scale

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.