Home / 997,530.70-1,496,506.33-323,559.57

Finding the Fourth Proportional to 997,530.70, 1,496,506.33 and 323,559.57

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Solution

The fourth proportional to 997,530.70, 1,496,506.33 and 323,559.57 is: 485,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,530.70 : 1,496,506.33 = 323,559.57 : x
  2. Step 2: Convert to fraction form
    997,530.70/1,496,506.33 = 323,559.57/x
  3. Step 3: Cross multiply
    997,530.70x = 1,496,506.33 × 323,559.57
  4. Step 4: Simplify right side
    997,530.70x = 484,208,944,637.08
  5. Step 5: Solve for x
    x = 484,208,944,637.08/997,530.70
  6. Step 6: Final answer
    x = 485,407.56

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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.