Home / 1,008,523.40-1,512,785.10-377,403.80

Finding the Fourth Proportional to 1,008,523.40, 1,512,785.10 and 377,403.80

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Solution

The fourth proportional to 1,008,523.40, 1,512,785.10 and 377,403.80 is: 566,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,523.40 : 1,512,785.10 = 377,403.80 : x
  2. Step 2: Convert to fraction form
    1,008,523.40/1,512,785.10 = 377,403.80/x
  3. Step 3: Cross multiply
    1,008,523.40x = 1,512,785.10 × 377,403.80
  4. Step 4: Simplify right side
    1,008,523.40x = 570,930,845,323.38
  5. Step 5: Solve for x
    x = 570,930,845,323.38/1,008,523.40
  6. Step 6: Final answer
    x = 566,105.70

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1.5x scale

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.