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Finding the Fourth Proportional to 370,044.12, 510,673.25 and 226,776.48

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Solution

The fourth proportional to 370,044.12, 510,673.25 and 226,776.48 is: 312,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,044.12 : 510,673.25 = 226,776.48 : x
  2. Step 2: Convert to fraction form
    370,044.12/510,673.25 = 226,776.48/x
  3. Step 3: Cross multiply
    370,044.12x = 510,673.25 × 226,776.48
  4. Step 4: Simplify right side
    370,044.12x = 115,808,682,065.16
  5. Step 5: Solve for x
    x = 115,808,682,065.16/370,044.12
  6. Step 6: Final answer
    x = 312,959.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.