Home / 371,750.14-513,005.51-210,601.04

Finding the Fourth Proportional to 371,750.14, 513,005.51 and 210,601.04

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Solution

The fourth proportional to 371,750.14, 513,005.51 and 210,601.04 is: 290,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,750.14 : 513,005.51 = 210,601.04 : x
  2. Step 2: Convert to fraction form
    371,750.14/513,005.51 = 210,601.04/x
  3. Step 3: Cross multiply
    371,750.14x = 513,005.51 × 210,601.04
  4. Step 4: Simplify right side
    371,750.14x = 108,039,492,878.73
  5. Step 5: Solve for x
    x = 108,039,492,878.73/371,750.14
  6. Step 6: Final answer
    x = 290,623.95

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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.