Home / 334,955.16-501,538.14-281,811

Finding the Fourth Proportional to 334,955.16, 501,538.14 and 281,811

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Solution

The fourth proportional to 334,955.16, 501,538.14 and 281,811 is: 421,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,955.16 : 501,538.14 = 281,811 : x
  2. Step 2: Convert to fraction form
    334,955.16/501,538.14 = 281,811/x
  3. Step 3: Cross multiply
    334,955.16x = 501,538.14 × 281,811
  4. Step 4: Simplify right side
    334,955.16x = 141,338,964,771.54
  5. Step 5: Solve for x
    x = 141,338,964,771.54/334,955.16
  6. Step 6: Final answer
    x = 421,963.84

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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.