Home / 850,958.10-1,276,437.15-698,742.90

Finding the Fourth Proportional to 850,958.10, 1,276,437.15 and 698,742.90

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Solution

The fourth proportional to 850,958.10, 1,276,437.15 and 698,742.90 is: 1,048,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,958.10 : 1,276,437.15 = 698,742.90 : x
  2. Step 2: Convert to fraction form
    850,958.10/1,276,437.15 = 698,742.90/x
  3. Step 3: Cross multiply
    850,958.10x = 1,276,437.15 × 698,742.90
  4. Step 4: Simplify right side
    850,958.10x = 891,901,395,858.74
  5. Step 5: Solve for x
    x = 891,901,395,858.74/850,958.10
  6. Step 6: Final answer
    x = 1,048,114.35

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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.