Home / 758,216.79-1,137,303.18-308,826.54

Finding the Fourth Proportional to 758,216.79, 1,137,303.18 and 308,826.54

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Solution

The fourth proportional to 758,216.79, 1,137,303.18 and 308,826.54 is: 463,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,216.79 : 1,137,303.18 = 308,826.54 : x
  2. Step 2: Convert to fraction form
    758,216.79/1,137,303.18 = 308,826.54/x
  3. Step 3: Cross multiply
    758,216.79x = 1,137,303.18 × 308,826.54
  4. Step 4: Simplify right side
    758,216.79x = 351,229,406,010.40
  5. Step 5: Solve for x
    x = 351,229,406,010.40/758,216.79
  6. Step 6: Final answer
    x = 463,230.85

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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.