Home / 947,610.57-1,421,207.10-273,545.46

Finding the Fourth Proportional to 947,610.57, 1,421,207.10 and 273,545.46

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Solution

The fourth proportional to 947,610.57, 1,421,207.10 and 273,545.46 is: 410,257.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,610.57 : 1,421,207.10 = 273,545.46 : x
  2. Step 2: Convert to fraction form
    947,610.57/1,421,207.10 = 273,545.46/x
  3. Step 3: Cross multiply
    947,610.57x = 1,421,207.10 × 273,545.46
  4. Step 4: Simplify right side
    947,610.57x = 388,764,749,924.77
  5. Step 5: Solve for x
    x = 388,764,749,924.77/947,610.57
  6. Step 6: Final answer
    x = 410,257.93

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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.