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Finding the Fourth Proportional to 602,509.32, 903,133.26 and 203,012.04

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Solution

The fourth proportional to 602,509.32, 903,133.26 and 203,012.04 is: 304,305.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,509.32 : 903,133.26 = 203,012.04 : x
  2. Step 2: Convert to fraction form
    602,509.32/903,133.26 = 203,012.04/x
  3. Step 3: Cross multiply
    602,509.32x = 903,133.26 × 203,012.04
  4. Step 4: Simplify right side
    602,509.32x = 183,346,925,504.45
  5. Step 5: Solve for x
    x = 183,346,925,504.45/602,509.32
  6. Step 6: Final answer
    x = 304,305.54

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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.