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Finding the Fourth Proportional to 589,556.69, 813,357.27 and 362,808.53

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Solution

The fourth proportional to 589,556.69, 813,357.27 and 362,808.53 is: 500,533.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,556.69 : 813,357.27 = 362,808.53 : x
  2. Step 2: Convert to fraction form
    589,556.69/813,357.27 = 362,808.53/x
  3. Step 3: Cross multiply
    589,556.69x = 813,357.27 × 362,808.53
  4. Step 4: Simplify right side
    589,556.69x = 295,092,955,493.51
  5. Step 5: Solve for x
    x = 295,092,955,493.51/589,556.69
  6. Step 6: Final answer
    x = 500,533.64

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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.