Home / 846,412.87-1,268,142.90-705,165.43

Finding the Fourth Proportional to 846,412.87, 1,268,142.90 and 705,165.43

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Solution

The fourth proportional to 846,412.87, 1,268,142.90 and 705,165.43 is: 1,056,518.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,412.87 : 1,268,142.90 = 705,165.43 : x
  2. Step 2: Convert to fraction form
    846,412.87/1,268,142.90 = 705,165.43/x
  3. Step 3: Cross multiply
    846,412.87x = 1,268,142.90 × 705,165.43
  4. Step 4: Simplify right side
    846,412.87x = 894,250,533,379.95
  5. Step 5: Solve for x
    x = 894,250,533,379.95/846,412.87
  6. Step 6: Final answer
    x = 1,056,518.12

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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.