Home / 964,538.08-1,331,078.52-534,836.32

Finding the Fourth Proportional to 964,538.08, 1,331,078.52 and 534,836.32

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Solution

The fourth proportional to 964,538.08, 1,331,078.52 and 534,836.32 is: 738,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,538.08 : 1,331,078.52 = 534,836.32 : x
  2. Step 2: Convert to fraction form
    964,538.08/1,331,078.52 = 534,836.32/x
  3. Step 3: Cross multiply
    964,538.08x = 1,331,078.52 × 534,836.32
  4. Step 4: Simplify right side
    964,538.08x = 711,909,137,267.85
  5. Step 5: Solve for x
    x = 711,909,137,267.85/964,538.08
  6. Step 6: Final answer
    x = 738,082.98

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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.