Home / 848,885.75-1,171,628.75-486,552.47

Finding the Fourth Proportional to 848,885.75, 1,171,628.75 and 486,552.47

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Solution

The fourth proportional to 848,885.75, 1,171,628.75 and 486,552.47 is: 671,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,885.75 : 1,171,628.75 = 486,552.47 : x
  2. Step 2: Convert to fraction form
    848,885.75/1,171,628.75 = 486,552.47/x
  3. Step 3: Cross multiply
    848,885.75x = 1,171,628.75 × 486,552.47
  4. Step 4: Simplify right side
    848,885.75x = 570,058,853,944.61
  5. Step 5: Solve for x
    x = 570,058,853,944.61/848,885.75
  6. Step 6: Final answer
    x = 671,537.78

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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.