Home / 437,008.46-655,509.03-121,464.45

Finding the Fourth Proportional to 437,008.46, 655,509.03 and 121,464.45

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Solution

The fourth proportional to 437,008.46, 655,509.03 and 121,464.45 is: 182,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,008.46 : 655,509.03 = 121,464.45 : x
  2. Step 2: Convert to fraction form
    437,008.46/655,509.03 = 121,464.45/x
  3. Step 3: Cross multiply
    437,008.46x = 655,509.03 × 121,464.45
  4. Step 4: Simplify right side
    437,008.46x = 79,621,043,798.98
  5. Step 5: Solve for x
    x = 79,621,043,798.98/437,008.46
  6. Step 6: Final answer
    x = 182,195.66

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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.