Home / 880,991.60-1,321,487.40-526,697.60

Finding the Fourth Proportional to 880,991.60, 1,321,487.40 and 526,697.60

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Solution

The fourth proportional to 880,991.60, 1,321,487.40 and 526,697.60 is: 790,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,991.60 : 1,321,487.40 = 526,697.60 : x
  2. Step 2: Convert to fraction form
    880,991.60/1,321,487.40 = 526,697.60/x
  3. Step 3: Cross multiply
    880,991.60x = 1,321,487.40 × 526,697.60
  4. Step 4: Simplify right side
    880,991.60x = 696,024,242,010.24
  5. Step 5: Solve for x
    x = 696,024,242,010.24/880,991.60
  6. Step 6: Final answer
    x = 790,046.40

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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.