Home / 772,219.50-1,158,336.08-317,061.06

Finding the Fourth Proportional to 772,219.50, 1,158,336.08 and 317,061.06

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Solution

The fourth proportional to 772,219.50, 1,158,336.08 and 317,061.06 is: 475,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,219.50 : 1,158,336.08 = 317,061.06 : x
  2. Step 2: Convert to fraction form
    772,219.50/1,158,336.08 = 317,061.06/x
  3. Step 3: Cross multiply
    772,219.50x = 1,158,336.08 × 317,061.06
  4. Step 4: Simplify right side
    772,219.50x = 367,263,265,361.05
  5. Step 5: Solve for x
    x = 367,263,265,361.05/772,219.50
  6. Step 6: Final answer
    x = 475,594.39

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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.