Home / 908,351.95-1,362,482.62-339,691.24

Finding the Fourth Proportional to 908,351.95, 1,362,482.62 and 339,691.24

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Solution

The fourth proportional to 908,351.95, 1,362,482.62 and 339,691.24 is: 509,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,351.95 : 1,362,482.62 = 339,691.24 : x
  2. Step 2: Convert to fraction form
    908,351.95/1,362,482.62 = 339,691.24/x
  3. Step 3: Cross multiply
    908,351.95x = 1,362,482.62 × 339,691.24
  4. Step 4: Simplify right side
    908,351.95x = 462,823,406,410.81
  5. Step 5: Solve for x
    x = 462,823,406,410.81/908,351.95
  6. Step 6: Final answer
    x = 509,519.91

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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.