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Finding the Fourth Proportional to 589,556.19, 813,356.58 and 362,808.03

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Solution

The fourth proportional to 589,556.19, 813,356.58 and 362,808.03 is: 500,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,556.19 : 813,356.58 = 362,808.03 : x
  2. Step 2: Convert to fraction form
    589,556.19/813,356.58 = 362,808.03/x
  3. Step 3: Cross multiply
    589,556.19x = 813,356.58 × 362,808.03
  4. Step 4: Simplify right side
    589,556.19x = 295,092,298,477.34
  5. Step 5: Solve for x
    x = 295,092,298,477.34/589,556.19
  6. Step 6: Final answer
    x = 500,532.95

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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.