Home / 281,919.28-423,239.75-242,192.42

Finding the Fourth Proportional to 281,919.28, 423,239.75 and 242,192.42

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Solution

The fourth proportional to 281,919.28, 423,239.75 and 242,192.42 is: 363,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,919.28 : 423,239.75 = 242,192.42 : x
  2. Step 2: Convert to fraction form
    281,919.28/423,239.75 = 242,192.42/x
  3. Step 3: Cross multiply
    281,919.28x = 423,239.75 × 242,192.42
  4. Step 4: Simplify right side
    281,919.28x = 102,505,459,366.89
  5. Step 5: Solve for x
    x = 102,505,459,366.89/281,919.28
  6. Step 6: Final answer
    x = 363,598.62

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1.5x scale

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.