Home / 1,023,170.64-1,534,289.40-490,942.32

Finding the Fourth Proportional to 1,023,170.64, 1,534,289.40 and 490,942.32

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Solution

The fourth proportional to 1,023,170.64, 1,534,289.40 and 490,942.32 is: 736,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,170.64 : 1,534,289.40 = 490,942.32 : x
  2. Step 2: Convert to fraction form
    1,023,170.64/1,534,289.40 = 490,942.32/x
  3. Step 3: Cross multiply
    1,023,170.64x = 1,534,289.40 × 490,942.32
  4. Step 4: Simplify right side
    1,023,170.64x = 753,247,597,587.41
  5. Step 5: Solve for x
    x = 753,247,597,587.41/1,023,170.64
  6. Step 6: Final answer
    x = 736,189.61

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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.