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Finding the Fourth Proportional to 374,794.06, 562,186.12 and 90,483.08

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Solution

The fourth proportional to 374,794.06, 562,186.12 and 90,483.08 is: 135,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,794.06 : 562,186.12 = 90,483.08 : x
  2. Step 2: Convert to fraction form
    374,794.06/562,186.12 = 90,483.08/x
  3. Step 3: Cross multiply
    374,794.06x = 562,186.12 × 90,483.08
  4. Step 4: Simplify right side
    374,794.06x = 50,868,331,670.85
  5. Step 5: Solve for x
    x = 50,868,331,670.85/374,794.06
  6. Step 6: Final answer
    x = 135,723.42

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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.