Home / 370,325.07-511,048.62-200,559.20

Finding the Fourth Proportional to 370,325.07, 511,048.62 and 200,559.20

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Solution

The fourth proportional to 370,325.07, 511,048.62 and 200,559.20 is: 276,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,325.07 : 511,048.62 = 200,559.20 : x
  2. Step 2: Convert to fraction form
    370,325.07/511,048.62 = 200,559.20/x
  3. Step 3: Cross multiply
    370,325.07x = 511,048.62 × 200,559.20
  4. Step 4: Simplify right side
    370,325.07x = 102,495,499,833.06
  5. Step 5: Solve for x
    x = 102,495,499,833.06/370,325.07
  6. Step 6: Final answer
    x = 276,771.70

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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.