Home / 947,947.50-1,422,167.49-283,099.50

Finding the Fourth Proportional to 947,947.50, 1,422,167.49 and 283,099.50

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Solution

The fourth proportional to 947,947.50, 1,422,167.49 and 283,099.50 is: 424,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,947.50 : 1,422,167.49 = 283,099.50 : x
  2. Step 2: Convert to fraction form
    947,947.50/1,422,167.49 = 283,099.50/x
  3. Step 3: Cross multiply
    947,947.50x = 1,422,167.49 × 283,099.50
  4. Step 4: Simplify right side
    947,947.50x = 402,614,905,335.26
  5. Step 5: Solve for x
    x = 402,614,905,335.26/947,947.50
  6. Step 6: Final answer
    x = 424,722.79

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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.