Home / 645,214.34-967,717.83-201,982.34

Finding the Fourth Proportional to 645,214.34, 967,717.83 and 201,982.34

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Solution

The fourth proportional to 645,214.34, 967,717.83 and 201,982.34 is: 302,941.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,214.34 : 967,717.83 = 201,982.34 : x
  2. Step 2: Convert to fraction form
    645,214.34/967,717.83 = 201,982.34/x
  3. Step 3: Cross multiply
    645,214.34x = 967,717.83 × 201,982.34
  4. Step 4: Simplify right side
    645,214.34x = 195,461,911,763.12
  5. Step 5: Solve for x
    x = 195,461,911,763.12/645,214.34
  6. Step 6: Final answer
    x = 302,941.05

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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.