Home / 757,352.58-1,045,003.78-451,457.46

Finding the Fourth Proportional to 757,352.58, 1,045,003.78 and 451,457.46

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Solution

The fourth proportional to 757,352.58, 1,045,003.78 and 451,457.46 is: 622,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,352.58 : 1,045,003.78 = 451,457.46 : x
  2. Step 2: Convert to fraction form
    757,352.58/1,045,003.78 = 451,457.46/x
  3. Step 3: Cross multiply
    757,352.58x = 1,045,003.78 × 451,457.46
  4. Step 4: Simplify right side
    757,352.58x = 471,774,752,209.20
  5. Step 5: Solve for x
    x = 471,774,752,209.20/757,352.58
  6. Step 6: Final answer
    x = 622,926.18

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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.