Home / 803,475.62-1,108,795.67-440,922.25

Finding the Fourth Proportional to 803,475.62, 1,108,795.67 and 440,922.25

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Solution

The fourth proportional to 803,475.62, 1,108,795.67 and 440,922.25 is: 608,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,475.62 : 1,108,795.67 = 440,922.25 : x
  2. Step 2: Convert to fraction form
    803,475.62/1,108,795.67 = 440,922.25/x
  3. Step 3: Cross multiply
    803,475.62x = 1,108,795.67 × 440,922.25
  4. Step 4: Simplify right side
    803,475.62x = 488,892,682,441.50
  5. Step 5: Solve for x
    x = 488,892,682,441.50/803,475.62
  6. Step 6: Final answer
    x = 608,472.33

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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.