Home / 850,913.41-1,174,260.48-468,940.19

Finding the Fourth Proportional to 850,913.41, 1,174,260.48 and 468,940.19

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Solution

The fourth proportional to 850,913.41, 1,174,260.48 and 468,940.19 is: 647,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,913.41 : 1,174,260.48 = 468,940.19 : x
  2. Step 2: Convert to fraction form
    850,913.41/1,174,260.48 = 468,940.19/x
  3. Step 3: Cross multiply
    850,913.41x = 1,174,260.48 × 468,940.19
  4. Step 4: Simplify right side
    850,913.41x = 550,657,932,600.69
  5. Step 5: Solve for x
    x = 550,657,932,600.69/850,913.41
  6. Step 6: Final answer
    x = 647,137.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.