Home / 903,281.91-1,354,911.12-220,172.16

Finding the Fourth Proportional to 903,281.91, 1,354,911.12 and 220,172.16

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Solution

The fourth proportional to 903,281.91, 1,354,911.12 and 220,172.16 is: 330,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,281.91 : 1,354,911.12 = 220,172.16 : x
  2. Step 2: Convert to fraction form
    903,281.91/1,354,911.12 = 220,172.16/x
  3. Step 3: Cross multiply
    903,281.91x = 1,354,911.12 × 220,172.16
  4. Step 4: Simplify right side
    903,281.91x = 298,313,707,898.42
  5. Step 5: Solve for x
    x = 298,313,707,898.42/903,281.91
  6. Step 6: Final answer
    x = 330,255.38

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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.