Home / 994,102.60-1,489,679.34-730,156.36

Finding the Fourth Proportional to 994,102.60, 1,489,679.34 and 730,156.36

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Solution

The fourth proportional to 994,102.60, 1,489,679.34 and 730,156.36 is: 1,094,151.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,102.60 : 1,489,679.34 = 730,156.36 : x
  2. Step 2: Convert to fraction form
    994,102.60/1,489,679.34 = 730,156.36/x
  3. Step 3: Cross multiply
    994,102.60x = 1,489,679.34 × 730,156.36
  4. Step 4: Simplify right side
    994,102.60x = 1,087,698,844,461.60
  5. Step 5: Solve for x
    x = 1,087,698,844,461.60/994,102.60
  6. Step 6: Final answer
    x = 1,094,151.49

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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.