Home / 980,834.54-1,471,488.93-341,045.91

Finding the Fourth Proportional to 980,834.54, 1,471,488.93 and 341,045.91

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Solution

The fourth proportional to 980,834.54, 1,471,488.93 and 341,045.91 is: 511,651.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,834.54 : 1,471,488.93 = 341,045.91 : x
  2. Step 2: Convert to fraction form
    980,834.54/1,471,488.93 = 341,045.91/x
  3. Step 3: Cross multiply
    980,834.54x = 1,471,488.93 × 341,045.91
  4. Step 4: Simplify right side
    980,834.54x = 501,845,281,186.78
  5. Step 5: Solve for x
    x = 501,845,281,186.78/980,834.54
  6. Step 6: Final answer
    x = 511,651.32

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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.