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Finding the Fourth Proportional to 371,134.04, 512,582.22 and 250,063.32

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Solution

The fourth proportional to 371,134.04, 512,582.22 and 250,063.32 is: 345,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,134.04 : 512,582.22 = 250,063.32 : x
  2. Step 2: Convert to fraction form
    371,134.04/512,582.22 = 250,063.32/x
  3. Step 3: Cross multiply
    371,134.04x = 512,582.22 × 250,063.32
  4. Step 4: Simplify right side
    371,134.04x = 128,178,011,706.17
  5. Step 5: Solve for x
    x = 128,178,011,706.17/371,134.04
  6. Step 6: Final answer
    x = 345,368.51

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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.