Home / 776,027.52-1,070,932.32-431,892

Finding the Fourth Proportional to 776,027.52, 1,070,932.32 and 431,892

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Solution

The fourth proportional to 776,027.52, 1,070,932.32 and 431,892 is: 596,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,027.52 : 1,070,932.32 = 431,892 : x
  2. Step 2: Convert to fraction form
    776,027.52/1,070,932.32 = 431,892/x
  3. Step 3: Cross multiply
    776,027.52x = 1,070,932.32 × 431,892
  4. Step 4: Simplify right side
    776,027.52x = 462,527,101,549.44
  5. Step 5: Solve for x
    x = 462,527,101,549.44/776,027.52
  6. Step 6: Final answer
    x = 596,018.94

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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.