Home / 762,433.92-1,052,155.44-435,741.48

Finding the Fourth Proportional to 762,433.92, 1,052,155.44 and 435,741.48

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Solution

The fourth proportional to 762,433.92, 1,052,155.44 and 435,741.48 is: 601,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,433.92 : 1,052,155.44 = 435,741.48 : x
  2. Step 2: Convert to fraction form
    762,433.92/1,052,155.44 = 435,741.48/x
  3. Step 3: Cross multiply
    762,433.92x = 1,052,155.44 × 435,741.48
  4. Step 4: Simplify right side
    762,433.92x = 458,467,768,615.65
  5. Step 5: Solve for x
    x = 458,467,768,615.65/762,433.92
  6. Step 6: Final answer
    x = 601,321.32

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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.