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Finding the Fourth Proportional to 673,339, 1,010,177.66 and 193,567.67

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Solution

The fourth proportional to 673,339, 1,010,177.66 and 193,567.67 is: 290,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,339 : 1,010,177.66 = 193,567.67 : x
  2. Step 2: Convert to fraction form
    673,339/1,010,177.66 = 193,567.67/x
  3. Step 3: Cross multiply
    673,339x = 1,010,177.66 × 193,567.67
  4. Step 4: Simplify right side
    673,339x = 195,537,735,932.25
  5. Step 5: Solve for x
    x = 195,537,735,932.25/673,339
  6. Step 6: Final answer
    x = 290,400.13

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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.