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Finding the Fourth Proportional to 366,017.46, 505,419.31 and 230,277.66

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Solution

The fourth proportional to 366,017.46, 505,419.31 and 230,277.66 is: 317,981.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,017.46 : 505,419.31 = 230,277.66 : x
  2. Step 2: Convert to fraction form
    366,017.46/505,419.31 = 230,277.66/x
  3. Step 3: Cross multiply
    366,017.46x = 505,419.31 × 230,277.66
  4. Step 4: Simplify right side
    366,017.46x = 116,386,773,498.52
  5. Step 5: Solve for x
    x = 116,386,773,498.52/366,017.46
  6. Step 6: Final answer
    x = 317,981.48

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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.