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Finding the Fourth Proportional to 476,958.48, 715,459.44 and 337,340.40

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Solution

The fourth proportional to 476,958.48, 715,459.44 and 337,340.40 is: 506,025.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,958.48 : 715,459.44 = 337,340.40 : x
  2. Step 2: Convert to fraction form
    476,958.48/715,459.44 = 337,340.40/x
  3. Step 3: Cross multiply
    476,958.48x = 715,459.44 × 337,340.40
  4. Step 4: Simplify right side
    476,958.48x = 241,353,373,673.38
  5. Step 5: Solve for x
    x = 241,353,373,673.38/476,958.48
  6. Step 6: Final answer
    x = 506,025.96

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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.