Home / 971,940.20-1,458,347.70-341,306.60

Finding the Fourth Proportional to 971,940.20, 1,458,347.70 and 341,306.60

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Solution

The fourth proportional to 971,940.20, 1,458,347.70 and 341,306.60 is: 512,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,940.20 : 1,458,347.70 = 341,306.60 : x
  2. Step 2: Convert to fraction form
    971,940.20/1,458,347.70 = 341,306.60/x
  3. Step 3: Cross multiply
    971,940.20x = 1,458,347.70 × 341,306.60
  4. Step 4: Simplify right side
    971,940.20x = 497,743,695,104.82
  5. Step 5: Solve for x
    x = 497,743,695,104.82/971,940.20
  6. Step 6: Final answer
    x = 512,113.50

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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.