Home / 900,572.09-1,350,857.86-339,475.37

Finding the Fourth Proportional to 900,572.09, 1,350,857.86 and 339,475.37

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Solution

The fourth proportional to 900,572.09, 1,350,857.86 and 339,475.37 is: 509,212.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,572.09 : 1,350,857.86 = 339,475.37 : x
  2. Step 2: Convert to fraction form
    900,572.09/1,350,857.86 = 339,475.37/x
  3. Step 3: Cross multiply
    900,572.09x = 1,350,857.86 × 339,475.37
  4. Step 4: Simplify right side
    900,572.09x = 458,582,964,237.93
  5. Step 5: Solve for x
    x = 458,582,964,237.93/900,572.09
  6. Step 6: Final answer
    x = 509,212.95

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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.