Home / 814,851.58-1,124,403.98-452,290.72

Finding the Fourth Proportional to 814,851.58, 1,124,403.98 and 452,290.72

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Solution

The fourth proportional to 814,851.58, 1,124,403.98 and 452,290.72 is: 624,110.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,851.58 : 1,124,403.98 = 452,290.72 : x
  2. Step 2: Convert to fraction form
    814,851.58/1,124,403.98 = 452,290.72/x
  3. Step 3: Cross multiply
    814,851.58x = 1,124,403.98 × 452,290.72
  4. Step 4: Simplify right side
    814,851.58x = 508,557,485,685.07
  5. Step 5: Solve for x
    x = 508,557,485,685.07/814,851.58
  6. Step 6: Final answer
    x = 624,110.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.