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Finding the Fourth Proportional to 602,081.46, 903,007.08 and 302,479.02

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Solution

The fourth proportional to 602,081.46, 903,007.08 and 302,479.02 is: 453,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,081.46 : 903,007.08 = 302,479.02 : x
  2. Step 2: Convert to fraction form
    602,081.46/903,007.08 = 302,479.02/x
  3. Step 3: Cross multiply
    602,081.46x = 903,007.08 × 302,479.02
  4. Step 4: Simplify right side
    602,081.46x = 273,140,696,611.46
  5. Step 5: Solve for x
    x = 273,140,696,611.46/602,081.46
  6. Step 6: Final answer
    x = 453,660.70

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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.