Home / 741,530.22-1,023,319.76-435,619.50

Finding the Fourth Proportional to 741,530.22, 1,023,319.76 and 435,619.50

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Solution

The fourth proportional to 741,530.22, 1,023,319.76 and 435,619.50 is: 601,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,530.22 : 1,023,319.76 = 435,619.50 : x
  2. Step 2: Convert to fraction form
    741,530.22/1,023,319.76 = 435,619.50/x
  3. Step 3: Cross multiply
    741,530.22x = 1,023,319.76 × 435,619.50
  4. Step 4: Simplify right side
    741,530.22x = 445,778,037,074.72
  5. Step 5: Solve for x
    x = 445,778,037,074.72/741,530.22
  6. Step 6: Final answer
    x = 601,159.64

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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.