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Finding the Fourth Proportional to 365,294.08, 547,683.54 and 140,465.62

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Solution

The fourth proportional to 365,294.08, 547,683.54 and 140,465.62 is: 210,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,294.08 : 547,683.54 = 140,465.62 : x
  2. Step 2: Convert to fraction form
    365,294.08/547,683.54 = 140,465.62/x
  3. Step 3: Cross multiply
    365,294.08x = 547,683.54 × 140,465.62
  4. Step 4: Simplify right side
    365,294.08x = 76,930,708,009.89
  5. Step 5: Solve for x
    x = 76,930,708,009.89/365,294.08
  6. Step 6: Final answer
    x = 210,599.38

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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.