Home / 777,733.60-1,166,600.40-216,768.10

Finding the Fourth Proportional to 777,733.60, 1,166,600.40 and 216,768.10

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Solution

The fourth proportional to 777,733.60, 1,166,600.40 and 216,768.10 is: 325,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,733.60 : 1,166,600.40 = 216,768.10 : x
  2. Step 2: Convert to fraction form
    777,733.60/1,166,600.40 = 216,768.10/x
  3. Step 3: Cross multiply
    777,733.60x = 1,166,600.40 × 216,768.10
  4. Step 4: Simplify right side
    777,733.60x = 252,881,752,167.24
  5. Step 5: Solve for x
    x = 252,881,752,167.24/777,733.60
  6. Step 6: Final answer
    x = 325,152.15

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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.