Home / 949,003.02-1,309,582.35-581,367.78

Finding the Fourth Proportional to 949,003.02, 1,309,582.35 and 581,367.78

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Solution

The fourth proportional to 949,003.02, 1,309,582.35 and 581,367.78 is: 802,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,003.02 : 1,309,582.35 = 581,367.78 : x
  2. Step 2: Convert to fraction form
    949,003.02/1,309,582.35 = 581,367.78/x
  3. Step 3: Cross multiply
    949,003.02x = 1,309,582.35 × 581,367.78
  4. Step 4: Simplify right side
    949,003.02x = 761,348,983,546.68
  5. Step 5: Solve for x
    x = 761,348,983,546.68/949,003.02
  6. Step 6: Final answer
    x = 802,261.92

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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.