Home / 753,226.26-1,039,447.53-451,420.26

Finding the Fourth Proportional to 753,226.26, 1,039,447.53 and 451,420.26

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Solution

The fourth proportional to 753,226.26, 1,039,447.53 and 451,420.26 is: 622,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,226.26 : 1,039,447.53 = 451,420.26 : x
  2. Step 2: Convert to fraction form
    753,226.26/1,039,447.53 = 451,420.26/x
  3. Step 3: Cross multiply
    753,226.26x = 1,039,447.53 × 451,420.26
  4. Step 4: Simplify right side
    753,226.26x = 469,227,674,248.96
  5. Step 5: Solve for x
    x = 469,227,674,248.96/753,226.26
  6. Step 6: Final answer
    x = 622,957.14

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Double scale
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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.