Home / 772,662.85-1,066,496.93-466,690.61

Finding the Fourth Proportional to 772,662.85, 1,066,496.93 and 466,690.61

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Solution

The fourth proportional to 772,662.85, 1,066,496.93 and 466,690.61 is: 644,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,662.85 : 1,066,496.93 = 466,690.61 : x
  2. Step 2: Convert to fraction form
    772,662.85/1,066,496.93 = 466,690.61/x
  3. Step 3: Cross multiply
    772,662.85x = 1,066,496.93 × 466,690.61
  4. Step 4: Simplify right side
    772,662.85x = 497,724,104,907.71
  5. Step 5: Solve for x
    x = 497,724,104,907.71/772,662.85
  6. Step 6: Final answer
    x = 644,167.25

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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.