Home / 291,421.69-437,112.47-179,119.24

Finding the Fourth Proportional to 291,421.69, 437,112.47 and 179,119.24

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Solution

The fourth proportional to 291,421.69, 437,112.47 and 179,119.24 is: 268,666.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,421.69 : 437,112.47 = 179,119.24 : x
  2. Step 2: Convert to fraction form
    291,421.69/437,112.47 = 179,119.24/x
  3. Step 3: Cross multiply
    291,421.69x = 437,112.47 × 179,119.24
  4. Step 4: Simplify right side
    291,421.69x = 78,295,252,525.33
  5. Step 5: Solve for x
    x = 78,295,252,525.33/291,421.69
  6. Step 6: Final answer
    x = 268,666.52

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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.