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Finding the Fourth Proportional to 602,431.02, 903,384.09 and 202,997.34

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Solution

The fourth proportional to 602,431.02, 903,384.09 and 202,997.34 is: 304,407.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,431.02 : 903,384.09 = 202,997.34 : x
  2. Step 2: Convert to fraction form
    602,431.02/903,384.09 = 202,997.34/x
  3. Step 3: Cross multiply
    602,431.02x = 903,384.09 × 202,997.34
  4. Step 4: Simplify right side
    602,431.02x = 183,384,567,268.32
  5. Step 5: Solve for x
    x = 183,384,567,268.32/602,431.02
  6. Step 6: Final answer
    x = 304,407.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.