Home / 366,016.46-505,417.93-230,276.66

Finding the Fourth Proportional to 366,016.46, 505,417.93 and 230,276.66

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Solution

The fourth proportional to 366,016.46, 505,417.93 and 230,276.66 is: 317,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,016.46 : 505,417.93 = 230,276.66 : x
  2. Step 2: Convert to fraction form
    366,016.46/505,417.93 = 230,276.66/x
  3. Step 3: Cross multiply
    366,016.46x = 505,417.93 × 230,276.66
  4. Step 4: Simplify right side
    366,016.46x = 116,385,949,721.73
  5. Step 5: Solve for x
    x = 116,385,949,721.73/366,016.46
  6. Step 6: Final answer
    x = 317,980.10

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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.