Home / 964,624.32-1,331,249.76-534,945.60

Finding the Fourth Proportional to 964,624.32, 1,331,249.76 and 534,945.60

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Solution

The fourth proportional to 964,624.32, 1,331,249.76 and 534,945.60 is: 738,262.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,624.32 : 1,331,249.76 = 534,945.60 : x
  2. Step 2: Convert to fraction form
    964,624.32/1,331,249.76 = 534,945.60/x
  3. Step 3: Cross multiply
    964,624.32x = 1,331,249.76 × 534,945.60
  4. Step 4: Simplify right side
    964,624.32x = 712,146,201,613.06
  5. Step 5: Solve for x
    x = 712,146,201,613.06/964,624.32
  6. Step 6: Final answer
    x = 738,262.75

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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.