Home / 1,002,078.21-1,503,095.48-243,923.68

Finding the Fourth Proportional to 1,002,078.21, 1,503,095.48 and 243,923.68

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Solution

The fourth proportional to 1,002,078.21, 1,503,095.48 and 243,923.68 is: 365,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,078.21 : 1,503,095.48 = 243,923.68 : x
  2. Step 2: Convert to fraction form
    1,002,078.21/1,503,095.48 = 243,923.68/x
  3. Step 3: Cross multiply
    1,002,078.21x = 1,503,095.48 × 243,923.68
  4. Step 4: Simplify right side
    1,002,078.21x = 366,640,575,895.61
  5. Step 5: Solve for x
    x = 366,640,575,895.61/1,002,078.21
  6. Step 6: Final answer
    x = 365,880.20

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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.