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Finding the Fourth Proportional to 602,808.44, 831,886.40 and 330,901.64

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Solution

The fourth proportional to 602,808.44, 831,886.40 and 330,901.64 is: 456,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,808.44 : 831,886.40 = 330,901.64 : x
  2. Step 2: Convert to fraction form
    602,808.44/831,886.40 = 330,901.64/x
  3. Step 3: Cross multiply
    602,808.44x = 831,886.40 × 330,901.64
  4. Step 4: Simplify right side
    602,808.44x = 275,272,568,239.76
  5. Step 5: Solve for x
    x = 275,272,568,239.76/602,808.44
  6. Step 6: Final answer
    x = 456,650.16

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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.