Home / 947,222.24-1,421,057.48-307,524.74

Finding the Fourth Proportional to 947,222.24, 1,421,057.48 and 307,524.74

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Solution

The fourth proportional to 947,222.24, 1,421,057.48 and 307,524.74 is: 461,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,222.24 : 1,421,057.48 = 307,524.74 : x
  2. Step 2: Convert to fraction form
    947,222.24/1,421,057.48 = 307,524.74/x
  3. Step 3: Cross multiply
    947,222.24x = 1,421,057.48 × 307,524.74
  4. Step 4: Simplify right side
    947,222.24x = 437,010,323,419.14
  5. Step 5: Solve for x
    x = 437,010,323,419.14/947,222.24
  6. Step 6: Final answer
    x = 461,359.87

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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.