Home / 670,226.40-1,005,631.20-337,802.40

Finding the Fourth Proportional to 670,226.40, 1,005,631.20 and 337,802.40

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Solution

The fourth proportional to 670,226.40, 1,005,631.20 and 337,802.40 is: 506,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,226.40 : 1,005,631.20 = 337,802.40 : x
  2. Step 2: Convert to fraction form
    670,226.40/1,005,631.20 = 337,802.40/x
  3. Step 3: Cross multiply
    670,226.40x = 1,005,631.20 × 337,802.40
  4. Step 4: Simplify right side
    670,226.40x = 339,704,632,874.88
  5. Step 5: Solve for x
    x = 339,704,632,874.88/670,226.40
  6. Step 6: Final answer
    x = 506,850.57

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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.