Home / 772,218.50-1,158,334.58-317,060.06

Finding the Fourth Proportional to 772,218.50, 1,158,334.58 and 317,060.06

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Solution

The fourth proportional to 772,218.50, 1,158,334.58 and 317,060.06 is: 475,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,218.50 : 1,158,334.58 = 317,060.06 : x
  2. Step 2: Convert to fraction form
    772,218.50/1,158,334.58 = 317,060.06/x
  3. Step 3: Cross multiply
    772,218.50x = 1,158,334.58 × 317,060.06
  4. Step 4: Simplify right side
    772,218.50x = 367,261,624,652.39
  5. Step 5: Solve for x
    x = 367,261,624,652.39/772,218.50
  6. Step 6: Final answer
    x = 475,592.89

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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.