Home / 792,648.39-1,093,820.16-453,138.51

Finding the Fourth Proportional to 792,648.39, 1,093,820.16 and 453,138.51

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Solution

The fourth proportional to 792,648.39, 1,093,820.16 and 453,138.51 is: 625,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,648.39 : 1,093,820.16 = 453,138.51 : x
  2. Step 2: Convert to fraction form
    792,648.39/1,093,820.16 = 453,138.51/x
  3. Step 3: Cross multiply
    792,648.39x = 1,093,820.16 × 453,138.51
  4. Step 4: Simplify right side
    792,648.39x = 495,652,037,510.36
  5. Step 5: Solve for x
    x = 495,652,037,510.36/792,648.39
  6. Step 6: Final answer
    x = 625,311.35

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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.