Home / 909,027.40-1,363,541.10-769,059.40

Finding the Fourth Proportional to 909,027.40, 1,363,541.10 and 769,059.40

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Solution

The fourth proportional to 909,027.40, 1,363,541.10 and 769,059.40 is: 1,153,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,027.40 : 1,363,541.10 = 769,059.40 : x
  2. Step 2: Convert to fraction form
    909,027.40/1,363,541.10 = 769,059.40/x
  3. Step 3: Cross multiply
    909,027.40x = 1,363,541.10 × 769,059.40
  4. Step 4: Simplify right side
    909,027.40x = 1,048,644,100,241.34
  5. Step 5: Solve for x
    x = 1,048,644,100,241.34/909,027.40
  6. Step 6: Final answer
    x = 1,153,589.10

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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.