Home / 792,787.12-1,093,781.34-448,575.16

Finding the Fourth Proportional to 792,787.12, 1,093,781.34 and 448,575.16

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Solution

The fourth proportional to 792,787.12, 1,093,781.34 and 448,575.16 is: 618,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,787.12 : 1,093,781.34 = 448,575.16 : x
  2. Step 2: Convert to fraction form
    792,787.12/1,093,781.34 = 448,575.16/x
  3. Step 3: Cross multiply
    792,787.12x = 1,093,781.34 × 448,575.16
  4. Step 4: Simplify right side
    792,787.12x = 490,643,139,595.51
  5. Step 5: Solve for x
    x = 490,643,139,595.51/792,787.12
  6. Step 6: Final answer
    x = 618,883.84

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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.