Home / 846,007.47-1,268,715.56-340,437.26

Finding the Fourth Proportional to 846,007.47, 1,268,715.56 and 340,437.26

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Solution

The fourth proportional to 846,007.47, 1,268,715.56 and 340,437.26 is: 510,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,007.47 : 1,268,715.56 = 340,437.26 : x
  2. Step 2: Convert to fraction form
    846,007.47/1,268,715.56 = 340,437.26/x
  3. Step 3: Cross multiply
    846,007.47x = 1,268,715.56 × 340,437.26
  4. Step 4: Simplify right side
    846,007.47x = 431,918,050,435.37
  5. Step 5: Solve for x
    x = 431,918,050,435.37/846,007.47
  6. Step 6: Final answer
    x = 510,536.92

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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.