Home / 970,487.44-1,339,254.61-540,758.41

Finding the Fourth Proportional to 970,487.44, 1,339,254.61 and 540,758.41

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Solution

The fourth proportional to 970,487.44, 1,339,254.61 and 540,758.41 is: 746,236.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,487.44 : 1,339,254.61 = 540,758.41 : x
  2. Step 2: Convert to fraction form
    970,487.44/1,339,254.61 = 540,758.41/x
  3. Step 3: Cross multiply
    970,487.44x = 1,339,254.61 × 540,758.41
  4. Step 4: Simplify right side
    970,487.44x = 724,213,193,488.77
  5. Step 5: Solve for x
    x = 724,213,193,488.77/970,487.44
  6. Step 6: Final answer
    x = 746,236.54

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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.