Home / 771,451.92-1,064,591.76-431,932.32

Finding the Fourth Proportional to 771,451.92, 1,064,591.76 and 431,932.32

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Solution

The fourth proportional to 771,451.92, 1,064,591.76 and 431,932.32 is: 596,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,451.92 : 1,064,591.76 = 431,932.32 : x
  2. Step 2: Convert to fraction form
    771,451.92/1,064,591.76 = 431,932.32/x
  3. Step 3: Cross multiply
    771,451.92x = 1,064,591.76 × 431,932.32
  4. Step 4: Simplify right side
    771,451.92x = 459,831,588,749.68
  5. Step 5: Solve for x
    x = 459,831,588,749.68/771,451.92
  6. Step 6: Final answer
    x = 596,059.94

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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.