Home / 767,602.68-1,151,127.54-324,405.24

Finding the Fourth Proportional to 767,602.68, 1,151,127.54 and 324,405.24

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Solution

The fourth proportional to 767,602.68, 1,151,127.54 and 324,405.24 is: 486,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,602.68 : 1,151,127.54 = 324,405.24 : x
  2. Step 2: Convert to fraction form
    767,602.68/1,151,127.54 = 324,405.24/x
  3. Step 3: Cross multiply
    767,602.68x = 1,151,127.54 × 324,405.24
  4. Step 4: Simplify right side
    767,602.68x = 373,431,805,884.31
  5. Step 5: Solve for x
    x = 373,431,805,884.31/767,602.68
  6. Step 6: Final answer
    x = 486,491.01

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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.