Home / 993,484.24-1,371,221.90-606,216.68

Finding the Fourth Proportional to 993,484.24, 1,371,221.90 and 606,216.68

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Solution

The fourth proportional to 993,484.24, 1,371,221.90 and 606,216.68 is: 836,709.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,484.24 : 1,371,221.90 = 606,216.68 : x
  2. Step 2: Convert to fraction form
    993,484.24/1,371,221.90 = 606,216.68/x
  3. Step 3: Cross multiply
    993,484.24x = 1,371,221.90 × 606,216.68
  4. Step 4: Simplify right side
    993,484.24x = 831,257,591,703.56
  5. Step 5: Solve for x
    x = 831,257,591,703.56/993,484.24
  6. Step 6: Final answer
    x = 836,709.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.