Home / 848,721.76-1,171,212.66-466,748.50

Finding the Fourth Proportional to 848,721.76, 1,171,212.66 and 466,748.50

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Solution

The fourth proportional to 848,721.76, 1,171,212.66 and 466,748.50 is: 644,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,721.76 : 1,171,212.66 = 466,748.50 : x
  2. Step 2: Convert to fraction form
    848,721.76/1,171,212.66 = 466,748.50/x
  3. Step 3: Cross multiply
    848,721.76x = 1,171,212.66 × 466,748.50
  4. Step 4: Simplify right side
    848,721.76x = 546,661,752,236.01
  5. Step 5: Solve for x
    x = 546,661,752,236.01/848,721.76
  6. Step 6: Final answer
    x = 644,100.08

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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.