Home / 771,523.83-1,066,733.64-675,755.10

Finding the Fourth Proportional to 771,523.83, 1,066,733.64 and 675,755.10

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Solution

The fourth proportional to 771,523.83, 1,066,733.64 and 675,755.10 is: 934,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,523.83 : 1,066,733.64 = 675,755.10 : x
  2. Step 2: Convert to fraction form
    771,523.83/1,066,733.64 = 675,755.10/x
  3. Step 3: Cross multiply
    771,523.83x = 1,066,733.64 × 675,755.10
  4. Step 4: Simplify right side
    771,523.83x = 720,850,697,571.56
  5. Step 5: Solve for x
    x = 720,850,697,571.56/771,523.83
  6. Step 6: Final answer
    x = 934,320.72

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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.