Home / 848,050.58-1,272,138.17-315,571.56

Finding the Fourth Proportional to 848,050.58, 1,272,138.17 and 315,571.56

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Solution

The fourth proportional to 848,050.58, 1,272,138.17 and 315,571.56 is: 473,380.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,050.58 : 1,272,138.17 = 315,571.56 : x
  2. Step 2: Convert to fraction form
    848,050.58/1,272,138.17 = 315,571.56/x
  3. Step 3: Cross multiply
    848,050.58x = 1,272,138.17 × 315,571.56
  4. Step 4: Simplify right side
    848,050.58x = 401,450,625,264.59
  5. Step 5: Solve for x
    x = 401,450,625,264.59/848,050.58
  6. Step 6: Final answer
    x = 473,380.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.