Home / 876,994.56-1,315,465.92-758,319.84

Finding the Fourth Proportional to 876,994.56, 1,315,465.92 and 758,319.84

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Solution

The fourth proportional to 876,994.56, 1,315,465.92 and 758,319.84 is: 1,137,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,994.56 : 1,315,465.92 = 758,319.84 : x
  2. Step 2: Convert to fraction form
    876,994.56/1,315,465.92 = 758,319.84/x
  3. Step 3: Cross multiply
    876,994.56x = 1,315,465.92 × 758,319.84
  4. Step 4: Simplify right side
    876,994.56x = 997,543,905,979.85
  5. Step 5: Solve for x
    x = 997,543,905,979.85/876,994.56
  6. Step 6: Final answer
    x = 1,137,457.35

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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.