Home / 741,278.44-1,022,587.50-468,887.32

Finding the Fourth Proportional to 741,278.44, 1,022,587.50 and 468,887.32

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Solution

The fourth proportional to 741,278.44, 1,022,587.50 and 468,887.32 is: 646,826.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,278.44 : 1,022,587.50 = 468,887.32 : x
  2. Step 2: Convert to fraction form
    741,278.44/1,022,587.50 = 468,887.32/x
  3. Step 3: Cross multiply
    741,278.44x = 1,022,587.50 × 468,887.32
  4. Step 4: Simplify right side
    741,278.44x = 479,478,312,340.50
  5. Step 5: Solve for x
    x = 479,478,312,340.50/741,278.44
  6. Step 6: Final answer
    x = 646,826.19

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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.