Home / 908,473.71-1,362,295.27-339,437.46

Finding the Fourth Proportional to 908,473.71, 1,362,295.27 and 339,437.46

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Solution

The fourth proportional to 908,473.71, 1,362,295.27 and 339,437.46 is: 509,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,473.71 : 1,362,295.27 = 339,437.46 : x
  2. Step 2: Convert to fraction form
    908,473.71/1,362,295.27 = 339,437.46/x
  3. Step 3: Cross multiply
    908,473.71x = 1,362,295.27 × 339,437.46
  4. Step 4: Simplify right side
    908,473.71x = 462,414,046,218.81
  5. Step 5: Solve for x
    x = 462,414,046,218.81/908,473.71
  6. Step 6: Final answer
    x = 509,001.02

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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.