Home / 899,961.13-1,349,941.79-360,462.43

Finding the Fourth Proportional to 899,961.13, 1,349,941.79 and 360,462.43

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Solution

The fourth proportional to 899,961.13, 1,349,941.79 and 360,462.43 is: 540,693.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,961.13 : 1,349,941.79 = 360,462.43 : x
  2. Step 2: Convert to fraction form
    899,961.13/1,349,941.79 = 360,462.43/x
  3. Step 3: Cross multiply
    899,961.13x = 1,349,941.79 × 360,462.43
  4. Step 4: Simplify right side
    899,961.13x = 486,603,297,981.95
  5. Step 5: Solve for x
    x = 486,603,297,981.95/899,961.13
  6. Step 6: Final answer
    x = 540,693.68

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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.