Home / 888,846.31-1,226,605.43-480,955.07

Finding the Fourth Proportional to 888,846.31, 1,226,605.43 and 480,955.07

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Solution

The fourth proportional to 888,846.31, 1,226,605.43 and 480,955.07 is: 663,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,846.31 : 1,226,605.43 = 480,955.07 : x
  2. Step 2: Convert to fraction form
    888,846.31/1,226,605.43 = 480,955.07/x
  3. Step 3: Cross multiply
    888,846.31x = 1,226,605.43 × 480,955.07
  4. Step 4: Simplify right side
    888,846.31x = 589,942,095,111.90
  5. Step 5: Solve for x
    x = 589,942,095,111.90/888,846.31
  6. Step 6: Final answer
    x = 663,716.65

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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.