Home / 730,225.11-1,095,462.21-325,564.15

Finding the Fourth Proportional to 730,225.11, 1,095,462.21 and 325,564.15

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Solution

The fourth proportional to 730,225.11, 1,095,462.21 and 325,564.15 is: 488,401.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,225.11 : 1,095,462.21 = 325,564.15 : x
  2. Step 2: Convert to fraction form
    730,225.11/1,095,462.21 = 325,564.15/x
  3. Step 3: Cross multiply
    730,225.11x = 1,095,462.21 × 325,564.15
  4. Step 4: Simplify right side
    730,225.11x = 356,643,223,255.77
  5. Step 5: Solve for x
    x = 356,643,223,255.77/730,225.11
  6. Step 6: Final answer
    x = 488,401.75

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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.