Home / 965,288.70-1,332,292.23-557,456.94

Finding the Fourth Proportional to 965,288.70, 1,332,292.23 and 557,456.94

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Solution

The fourth proportional to 965,288.70, 1,332,292.23 and 557,456.94 is: 769,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,288.70 : 1,332,292.23 = 557,456.94 : x
  2. Step 2: Convert to fraction form
    965,288.70/1,332,292.23 = 557,456.94/x
  3. Step 3: Cross multiply
    965,288.70x = 1,332,292.23 × 557,456.94
  4. Step 4: Simplify right side
    965,288.70x = 742,695,549,721.58
  5. Step 5: Solve for x
    x = 742,695,549,721.58/965,288.70
  6. Step 6: Final answer
    x = 769,402.51

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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.