Home / 947,930.04-1,421,998.74-349,178.04

Finding the Fourth Proportional to 947,930.04, 1,421,998.74 and 349,178.04

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Solution

The fourth proportional to 947,930.04, 1,421,998.74 and 349,178.04 is: 523,805.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,930.04 : 1,421,998.74 = 349,178.04 : x
  2. Step 2: Convert to fraction form
    947,930.04/1,421,998.74 = 349,178.04/x
  3. Step 3: Cross multiply
    947,930.04x = 1,421,998.74 × 349,178.04
  4. Step 4: Simplify right side
    947,930.04x = 496,530,732,915.67
  5. Step 5: Solve for x
    x = 496,530,732,915.67/947,930.04
  6. Step 6: Final answer
    x = 523,805.25

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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.