Home / 330,119.49-494,371.64-298,170.35

Finding the Fourth Proportional to 330,119.49, 494,371.64 and 298,170.35

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Solution

The fourth proportional to 330,119.49, 494,371.64 and 298,170.35 is: 446,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,119.49 : 494,371.64 = 298,170.35 : x
  2. Step 2: Convert to fraction form
    330,119.49/494,371.64 = 298,170.35/x
  3. Step 3: Cross multiply
    330,119.49x = 494,371.64 × 298,170.35
  4. Step 4: Simplify right side
    330,119.49x = 147,406,960,966.16
  5. Step 5: Solve for x
    x = 147,406,960,966.16/330,119.49
  6. Step 6: Final answer
    x = 446,526.08

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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.