Home / 815,426.01-1,125,325.26-452,851.47

Finding the Fourth Proportional to 815,426.01, 1,125,325.26 and 452,851.47

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Solution

The fourth proportional to 815,426.01, 1,125,325.26 and 452,851.47 is: 624,955.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,426.01 : 1,125,325.26 = 452,851.47 : x
  2. Step 2: Convert to fraction form
    815,426.01/1,125,325.26 = 452,851.47/x
  3. Step 3: Cross multiply
    815,426.01x = 1,125,325.26 × 452,851.47
  4. Step 4: Simplify right side
    815,426.01x = 509,605,198,219.13
  5. Step 5: Solve for x
    x = 509,605,198,219.13/815,426.01
  6. Step 6: Final answer
    x = 624,955.78

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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.