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Finding the Fourth Proportional to 304,052.81, 419,590.14 and 168,090.22

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Solution

The fourth proportional to 304,052.81, 419,590.14 and 168,090.22 is: 231,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,052.81 : 419,590.14 = 168,090.22 : x
  2. Step 2: Convert to fraction form
    304,052.81/419,590.14 = 168,090.22/x
  3. Step 3: Cross multiply
    304,052.81x = 419,590.14 × 168,090.22
  4. Step 4: Simplify right side
    304,052.81x = 70,528,996,844.48
  5. Step 5: Solve for x
    x = 70,528,996,844.48/304,052.81
  6. Step 6: Final answer
    x = 231,962.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.