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Finding the Fourth Proportional to 370,302.76, 511,017.87 and 200,536.93

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Solution

The fourth proportional to 370,302.76, 511,017.87 and 200,536.93 is: 276,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,302.76 : 511,017.87 = 200,536.93 : x
  2. Step 2: Convert to fraction form
    370,302.76/511,017.87 = 200,536.93/x
  3. Step 3: Cross multiply
    370,302.76x = 511,017.87 × 200,536.93
  4. Step 4: Simplify right side
    370,302.76x = 102,477,954,824.94
  5. Step 5: Solve for x
    x = 102,477,954,824.94/370,302.76
  6. Step 6: Final answer
    x = 276,741.00

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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.