Home / 994,331.64-1,371,600.56-626,664.72

Finding the Fourth Proportional to 994,331.64, 1,371,600.56 and 626,664.72

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Solution

The fourth proportional to 994,331.64, 1,371,600.56 and 626,664.72 is: 864,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,331.64 : 1,371,600.56 = 626,664.72 : x
  2. Step 2: Convert to fraction form
    994,331.64/1,371,600.56 = 626,664.72/x
  3. Step 3: Cross multiply
    994,331.64x = 1,371,600.56 × 626,664.72
  4. Step 4: Simplify right side
    994,331.64x = 859,533,680,884.24
  5. Step 5: Solve for x
    x = 859,533,680,884.24/994,331.64
  6. Step 6: Final answer
    x = 864,433.60

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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.