Home / 673,180.38-928,967.60-382,823.49

Finding the Fourth Proportional to 673,180.38, 928,967.60 and 382,823.49

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Solution

The fourth proportional to 673,180.38, 928,967.60 and 382,823.49 is: 528,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,180.38 : 928,967.60 = 382,823.49 : x
  2. Step 2: Convert to fraction form
    673,180.38/928,967.60 = 382,823.49/x
  3. Step 3: Cross multiply
    673,180.38x = 928,967.60 × 382,823.49
  4. Step 4: Simplify right side
    673,180.38x = 355,630,618,728.92
  5. Step 5: Solve for x
    x = 355,630,618,728.92/673,180.38
  6. Step 6: Final answer
    x = 528,284.29

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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.