Home / 735,500.05-1,014,899.28-425,455.90

Finding the Fourth Proportional to 735,500.05, 1,014,899.28 and 425,455.90

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Solution

The fourth proportional to 735,500.05, 1,014,899.28 and 425,455.90 is: 587,076.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,500.05 : 1,014,899.28 = 425,455.90 : x
  2. Step 2: Convert to fraction form
    735,500.05/1,014,899.28 = 425,455.90/x
  3. Step 3: Cross multiply
    735,500.05x = 1,014,899.28 × 425,455.90
  4. Step 4: Simplify right side
    735,500.05x = 431,794,886,581.75
  5. Step 5: Solve for x
    x = 431,794,886,581.75/735,500.05
  6. Step 6: Final answer
    x = 587,076.62

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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.