Home / 949,263.22-1,423,900.50-388,297.72

Finding the Fourth Proportional to 949,263.22, 1,423,900.50 and 388,297.72

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Solution

The fourth proportional to 949,263.22, 1,423,900.50 and 388,297.72 is: 582,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,263.22 : 1,423,900.50 = 388,297.72 : x
  2. Step 2: Convert to fraction form
    949,263.22/1,423,900.50 = 388,297.72/x
  3. Step 3: Cross multiply
    949,263.22x = 1,423,900.50 × 388,297.72
  4. Step 4: Simplify right side
    949,263.22x = 552,897,317,656.86
  5. Step 5: Solve for x
    x = 552,897,317,656.86/949,263.22
  6. Step 6: Final answer
    x = 582,448.90

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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.