Home / 897,440.16-1,346,171.97-298,401.30

Finding the Fourth Proportional to 897,440.16, 1,346,171.97 and 298,401.30

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Solution

The fourth proportional to 897,440.16, 1,346,171.97 and 298,401.30 is: 447,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,440.16 : 1,346,171.97 = 298,401.30 : x
  2. Step 2: Convert to fraction form
    897,440.16/1,346,171.97 = 298,401.30/x
  3. Step 3: Cross multiply
    897,440.16x = 1,346,171.97 × 298,401.30
  4. Step 4: Simplify right side
    897,440.16x = 401,699,465,871.56
  5. Step 5: Solve for x
    x = 401,699,465,871.56/897,440.16
  6. Step 6: Final answer
    x = 447,605.85

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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.