Home / 908,089.84-1,362,127.56-339,614.08

Finding the Fourth Proportional to 908,089.84, 1,362,127.56 and 339,614.08

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Solution

The fourth proportional to 908,089.84, 1,362,127.56 and 339,614.08 is: 509,418.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,089.84 : 1,362,127.56 = 339,614.08 : x
  2. Step 2: Convert to fraction form
    908,089.84/1,362,127.56 = 339,614.08/x
  3. Step 3: Cross multiply
    908,089.84x = 1,362,127.56 × 339,614.08
  4. Step 4: Simplify right side
    908,089.84x = 462,597,698,132.05
  5. Step 5: Solve for x
    x = 462,597,698,132.05/908,089.84
  6. Step 6: Final answer
    x = 509,418.43

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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.