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Finding the Fourth Proportional to 370,577.79, 511,209.56 and 234,382.37

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Solution

The fourth proportional to 370,577.79, 511,209.56 and 234,382.37 is: 323,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,577.79 : 511,209.56 = 234,382.37 : x
  2. Step 2: Convert to fraction form
    370,577.79/511,209.56 = 234,382.37/x
  3. Step 3: Cross multiply
    370,577.79x = 511,209.56 × 234,382.37
  4. Step 4: Simplify right side
    370,577.79x = 119,818,504,511.50
  5. Step 5: Solve for x
    x = 119,818,504,511.50/370,577.79
  6. Step 6: Final answer
    x = 323,328.89

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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.