Home / 955,084.50-1,432,636.47-290,236.50

Finding the Fourth Proportional to 955,084.50, 1,432,636.47 and 290,236.50

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Solution

The fourth proportional to 955,084.50, 1,432,636.47 and 290,236.50 is: 435,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,084.50 : 1,432,636.47 = 290,236.50 : x
  2. Step 2: Convert to fraction form
    955,084.50/1,432,636.47 = 290,236.50/x
  3. Step 3: Cross multiply
    955,084.50x = 1,432,636.47 × 290,236.50
  4. Step 4: Simplify right side
    955,084.50x = 415,803,394,825.16
  5. Step 5: Solve for x
    x = 415,803,394,825.16/955,084.50
  6. Step 6: Final answer
    x = 435,357.70

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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.