Home / 964,748.43-1,331,319.31-535,068.54

Finding the Fourth Proportional to 964,748.43, 1,331,319.31 and 535,068.54

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Solution

The fourth proportional to 964,748.43, 1,331,319.31 and 535,068.54 is: 738,375.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,748.43 : 1,331,319.31 = 535,068.54 : x
  2. Step 2: Convert to fraction form
    964,748.43/1,331,319.31 = 535,068.54/x
  3. Step 3: Cross multiply
    964,748.43x = 1,331,319.31 × 535,068.54
  4. Step 4: Simplify right side
    964,748.43x = 712,347,078,137.84
  5. Step 5: Solve for x
    x = 712,347,078,137.84/964,748.43
  6. Step 6: Final answer
    x = 738,375.99

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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.