Home / 815,224.60-1,125,012.14-452,649.16

Finding the Fourth Proportional to 815,224.60, 1,125,012.14 and 452,649.16

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Solution

The fourth proportional to 815,224.60, 1,125,012.14 and 452,649.16 is: 624,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,224.60 : 1,125,012.14 = 452,649.16 : x
  2. Step 2: Convert to fraction form
    815,224.60/1,125,012.14 = 452,649.16/x
  3. Step 3: Cross multiply
    815,224.60x = 1,125,012.14 × 452,649.16
  4. Step 4: Simplify right side
    815,224.60x = 509,235,800,160.80
  5. Step 5: Solve for x
    x = 509,235,800,160.80/815,224.60
  6. Step 6: Final answer
    x = 624,657.06

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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.