Home / 772,671.29-1,066,508.78-466,699.05

Finding the Fourth Proportional to 772,671.29, 1,066,508.78 and 466,699.05

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Solution

The fourth proportional to 772,671.29, 1,066,508.78 and 466,699.05 is: 644,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,671.29 : 1,066,508.78 = 466,699.05 : x
  2. Step 2: Convert to fraction form
    772,671.29/1,066,508.78 = 466,699.05/x
  3. Step 3: Cross multiply
    772,671.29x = 1,066,508.78 × 466,699.05
  4. Step 4: Simplify right side
    772,671.29x = 497,738,632,109.16
  5. Step 5: Solve for x
    x = 497,738,632,109.16/772,671.29
  6. Step 6: Final answer
    x = 644,179.02

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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.