Home / 772,864.73-1,066,532.75-446,166.72

Finding the Fourth Proportional to 772,864.73, 1,066,532.75 and 446,166.72

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Solution

The fourth proportional to 772,864.73, 1,066,532.75 and 446,166.72 is: 615,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,864.73 : 1,066,532.75 = 446,166.72 : x
  2. Step 2: Convert to fraction form
    772,864.73/1,066,532.75 = 446,166.72/x
  3. Step 3: Cross multiply
    772,864.73x = 1,066,532.75 × 446,166.72
  4. Step 4: Simplify right side
    772,864.73x = 475,851,412,392.00
  5. Step 5: Solve for x
    x = 475,851,412,392.00/772,864.73
  6. Step 6: Final answer
    x = 615,698.19

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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.