Home / 788,813.63-1,088,539.71-444,669.74

Finding the Fourth Proportional to 788,813.63, 1,088,539.71 and 444,669.74

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Solution

The fourth proportional to 788,813.63, 1,088,539.71 and 444,669.74 is: 613,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,813.63 : 1,088,539.71 = 444,669.74 : x
  2. Step 2: Convert to fraction form
    788,813.63/1,088,539.71 = 444,669.74/x
  3. Step 3: Cross multiply
    788,813.63x = 1,088,539.71 × 444,669.74
  4. Step 4: Simplify right side
    788,813.63x = 484,040,669,825.38
  5. Step 5: Solve for x
    x = 484,040,669,825.38/788,813.63
  6. Step 6: Final answer
    x = 613,631.22

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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.