Home / 970,426.88-1,339,265.92-534,921.54

Finding the Fourth Proportional to 970,426.88, 1,339,265.92 and 534,921.54

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Solution

The fourth proportional to 970,426.88, 1,339,265.92 and 534,921.54 is: 738,234.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,426.88 : 1,339,265.92 = 534,921.54 : x
  2. Step 2: Convert to fraction form
    970,426.88/1,339,265.92 = 534,921.54/x
  3. Step 3: Cross multiply
    970,426.88x = 1,339,265.92 × 534,921.54
  4. Step 4: Simplify right side
    970,426.88x = 716,402,188,395.92
  5. Step 5: Solve for x
    x = 716,402,188,395.92/970,426.88
  6. Step 6: Final answer
    x = 738,234.07

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1.5x scale

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.