Home / 349,725.60-524,329.20-149,882.40

Finding the Fourth Proportional to 349,725.60, 524,329.20 and 149,882.40

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Solution

The fourth proportional to 349,725.60, 524,329.20 and 149,882.40 is: 224,712.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,725.60 : 524,329.20 = 149,882.40 : x
  2. Step 2: Convert to fraction form
    349,725.60/524,329.20 = 149,882.40/x
  3. Step 3: Cross multiply
    349,725.60x = 524,329.20 × 149,882.40
  4. Step 4: Simplify right side
    349,725.60x = 78,587,718,886.08
  5. Step 5: Solve for x
    x = 78,587,718,886.08/349,725.60
  6. Step 6: Final answer
    x = 224,712.51

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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.