Home / 753,054.24-1,039,323.60-451,276.32

Finding the Fourth Proportional to 753,054.24, 1,039,323.60 and 451,276.32

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Solution

The fourth proportional to 753,054.24, 1,039,323.60 and 451,276.32 is: 622,826.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,054.24 : 1,039,323.60 = 451,276.32 : x
  2. Step 2: Convert to fraction form
    753,054.24/1,039,323.60 = 451,276.32/x
  3. Step 3: Cross multiply
    753,054.24x = 1,039,323.60 × 451,276.32
  4. Step 4: Simplify right side
    753,054.24x = 469,022,129,497.15
  5. Step 5: Solve for x
    x = 469,022,129,497.15/753,054.24
  6. Step 6: Final answer
    x = 622,826.49

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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.