Home / 635,211.42-953,212.14-395,795.40

Finding the Fourth Proportional to 635,211.42, 953,212.14 and 395,795.40

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Solution

The fourth proportional to 635,211.42, 953,212.14 and 395,795.40 is: 593,939.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,211.42 : 953,212.14 = 395,795.40 : x
  2. Step 2: Convert to fraction form
    635,211.42/953,212.14 = 395,795.40/x
  3. Step 3: Cross multiply
    635,211.42x = 953,212.14 × 395,795.40
  4. Step 4: Simplify right side
    635,211.42x = 377,276,980,236.16
  5. Step 5: Solve for x
    x = 377,276,980,236.16/635,211.42
  6. Step 6: Final answer
    x = 593,939.23

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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.