Home / 358,176.52-536,587.48-211,679.28

Finding the Fourth Proportional to 358,176.52, 536,587.48 and 211,679.28

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Solution

The fourth proportional to 358,176.52, 536,587.48 and 211,679.28 is: 317,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,176.52 : 536,587.48 = 211,679.28 : x
  2. Step 2: Convert to fraction form
    358,176.52/536,587.48 = 211,679.28/x
  3. Step 3: Cross multiply
    358,176.52x = 536,587.48 × 211,679.28
  4. Step 4: Simplify right side
    358,176.52x = 113,584,451,423.41
  5. Step 5: Solve for x
    x = 113,584,451,423.41/358,176.52
  6. Step 6: Final answer
    x = 317,118.64

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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.