Home / 965,705.34-1,332,838.31-557,733.86

Finding the Fourth Proportional to 965,705.34, 1,332,838.31 and 557,733.86

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Solution

The fourth proportional to 965,705.34, 1,332,838.31 and 557,733.86 is: 769,767.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,705.34 : 1,332,838.31 = 557,733.86 : x
  2. Step 2: Convert to fraction form
    965,705.34/1,332,838.31 = 557,733.86/x
  3. Step 3: Cross multiply
    965,705.34x = 1,332,838.31 × 557,733.86
  4. Step 4: Simplify right side
    965,705.34x = 743,369,055,392.18
  5. Step 5: Solve for x
    x = 743,369,055,392.18/965,705.34
  6. Step 6: Final answer
    x = 769,767.99

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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.