Home / 965,069.79-1,331,859.42-557,188.82

Finding the Fourth Proportional to 965,069.79, 1,331,859.42 and 557,188.82

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Solution

The fourth proportional to 965,069.79, 1,331,859.42 and 557,188.82 is: 768,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,069.79 : 1,331,859.42 = 557,188.82 : x
  2. Step 2: Convert to fraction form
    965,069.79/1,331,859.42 = 557,188.82/x
  3. Step 3: Cross multiply
    965,069.79x = 1,331,859.42 × 557,188.82
  4. Step 4: Simplify right side
    965,069.79x = 742,097,185,246.09
  5. Step 5: Solve for x
    x = 742,097,185,246.09/965,069.79
  6. Step 6: Final answer
    x = 768,957.01

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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.