Home / 976,866.78-1,466,246.04-471,782.76

Finding the Fourth Proportional to 976,866.78, 1,466,246.04 and 471,782.76

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Solution

The fourth proportional to 976,866.78, 1,466,246.04 and 471,782.76 is: 708,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,866.78 : 1,466,246.04 = 471,782.76 : x
  2. Step 2: Convert to fraction form
    976,866.78/1,466,246.04 = 471,782.76/x
  3. Step 3: Cross multiply
    976,866.78x = 1,466,246.04 × 471,782.76
  4. Step 4: Simplify right side
    976,866.78x = 691,749,603,590.27
  5. Step 5: Solve for x
    x = 691,749,603,590.27/976,866.78
  6. Step 6: Final answer
    x = 708,130.95

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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.