Home / 500,847.24-752,258.64-430,345.56

Finding the Fourth Proportional to 500,847.24, 752,258.64 and 430,345.56

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Solution

The fourth proportional to 500,847.24, 752,258.64 and 430,345.56 is: 646,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,847.24 : 752,258.64 = 430,345.56 : x
  2. Step 2: Convert to fraction form
    500,847.24/752,258.64 = 430,345.56/x
  3. Step 3: Cross multiply
    500,847.24x = 752,258.64 × 430,345.56
  4. Step 4: Simplify right side
    500,847.24x = 323,731,165,695.64
  5. Step 5: Solve for x
    x = 323,731,165,695.64/500,847.24
  6. Step 6: Final answer
    x = 646,367.08

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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.