Home / 549,834.31-758,733.01-304,816.65

Finding the Fourth Proportional to 549,834.31, 758,733.01 and 304,816.65

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Solution

The fourth proportional to 549,834.31, 758,733.01 and 304,816.65 is: 420,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,834.31 : 758,733.01 = 304,816.65 : x
  2. Step 2: Convert to fraction form
    549,834.31/758,733.01 = 304,816.65/x
  3. Step 3: Cross multiply
    549,834.31x = 758,733.01 × 304,816.65
  4. Step 4: Simplify right side
    549,834.31x = 231,274,454,352.62
  5. Step 5: Solve for x
    x = 231,274,454,352.62/549,834.31
  6. Step 6: Final answer
    x = 420,625.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.