Home / 340,923.45-511,303.16-104,268.18

Finding the Fourth Proportional to 340,923.45, 511,303.16 and 104,268.18

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Solution

The fourth proportional to 340,923.45, 511,303.16 and 104,268.18 is: 156,377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,923.45 : 511,303.16 = 104,268.18 : x
  2. Step 2: Convert to fraction form
    340,923.45/511,303.16 = 104,268.18/x
  3. Step 3: Cross multiply
    340,923.45x = 511,303.16 × 104,268.18
  4. Step 4: Simplify right side
    340,923.45x = 53,312,650,182.12
  5. Step 5: Solve for x
    x = 53,312,650,182.12/340,923.45
  6. Step 6: Final answer
    x = 156,377.19

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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.