Home / 947,693.52-1,421,330.67-273,628.53

Finding the Fourth Proportional to 947,693.52, 1,421,330.67 and 273,628.53

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Solution

The fourth proportional to 947,693.52, 1,421,330.67 and 273,628.53 is: 410,382.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,693.52 : 1,421,330.67 = 273,628.53 : x
  2. Step 2: Convert to fraction form
    947,693.52/1,421,330.67 = 273,628.53/x
  3. Step 3: Cross multiply
    947,693.52x = 1,421,330.67 × 273,628.53
  4. Step 4: Simplify right side
    947,693.52x = 388,916,621,876.02
  5. Step 5: Solve for x
    x = 388,916,621,876.02/947,693.52
  6. Step 6: Final answer
    x = 410,382.27

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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.