Home / 817,334.51-1,226,108.93-270,045.14

Finding the Fourth Proportional to 817,334.51, 1,226,108.93 and 270,045.14

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Solution

The fourth proportional to 817,334.51, 1,226,108.93 and 270,045.14 is: 405,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,334.51 : 1,226,108.93 = 270,045.14 : x
  2. Step 2: Convert to fraction form
    817,334.51/1,226,108.93 = 270,045.14/x
  3. Step 3: Cross multiply
    817,334.51x = 1,226,108.93 × 270,045.14
  4. Step 4: Simplify right side
    817,334.51x = 331,104,750,176.33
  5. Step 5: Solve for x
    x = 331,104,750,176.33/817,334.51
  6. Step 6: Final answer
    x = 405,103.11

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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.