Home / 374,031.04-516,143.42-212,885.58

Finding the Fourth Proportional to 374,031.04, 516,143.42 and 212,885.58

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Solution

The fourth proportional to 374,031.04, 516,143.42 and 212,885.58 is: 293,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,031.04 : 516,143.42 = 212,885.58 : x
  2. Step 2: Convert to fraction form
    374,031.04/516,143.42 = 212,885.58/x
  3. Step 3: Cross multiply
    374,031.04x = 516,143.42 × 212,885.58
  4. Step 4: Simplify right side
    374,031.04x = 109,879,491,329.88
  5. Step 5: Solve for x
    x = 109,879,491,329.88/374,031.04
  6. Step 6: Final answer
    x = 293,771.05

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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.