Home / 1,049,759.42-1,574,889.01-339,787.40

Finding the Fourth Proportional to 1,049,759.42, 1,574,889.01 and 339,787.40

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Solution

The fourth proportional to 1,049,759.42, 1,574,889.01 and 339,787.40 is: 509,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,759.42 : 1,574,889.01 = 339,787.40 : x
  2. Step 2: Convert to fraction form
    1,049,759.42/1,574,889.01 = 339,787.40/x
  3. Step 3: Cross multiply
    1,049,759.42x = 1,574,889.01 × 339,787.40
  4. Step 4: Simplify right side
    1,049,759.42x = 535,127,433,272.56
  5. Step 5: Solve for x
    x = 535,127,433,272.56/1,049,759.42
  6. Step 6: Final answer
    x = 509,761.98

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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.