Home / 872,961.99-1,309,498.35-273,946.77

Finding the Fourth Proportional to 872,961.99, 1,309,498.35 and 273,946.77

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Solution

The fourth proportional to 872,961.99, 1,309,498.35 and 273,946.77 is: 410,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,961.99 : 1,309,498.35 = 273,946.77 : x
  2. Step 2: Convert to fraction form
    872,961.99/1,309,498.35 = 273,946.77/x
  3. Step 3: Cross multiply
    872,961.99x = 1,309,498.35 × 273,946.77
  4. Step 4: Simplify right side
    872,961.99x = 358,732,843,302.83
  5. Step 5: Solve for x
    x = 358,732,843,302.83/872,961.99
  6. Step 6: Final answer
    x = 410,937.53

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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.