Home / 908,938.43-1,361,302.65-452,698.64

Finding the Fourth Proportional to 908,938.43, 1,361,302.65 and 452,698.64

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Solution

The fourth proportional to 908,938.43, 1,361,302.65 and 452,698.64 is: 677,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,938.43 : 1,361,302.65 = 452,698.64 : x
  2. Step 2: Convert to fraction form
    908,938.43/1,361,302.65 = 452,698.64/x
  3. Step 3: Cross multiply
    908,938.43x = 1,361,302.65 × 452,698.64
  4. Step 4: Simplify right side
    908,938.43x = 616,259,851,476.88
  5. Step 5: Solve for x
    x = 616,259,851,476.88/908,938.43
  6. Step 6: Final answer
    x = 677,999.56

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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.