Home / 1,130,953.33-1,696,428.91-289,503.73

Finding the Fourth Proportional to 1,130,953.33, 1,696,428.91 and 289,503.73

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Solution

The fourth proportional to 1,130,953.33, 1,696,428.91 and 289,503.73 is: 434,255.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,953.33 : 1,696,428.91 = 289,503.73 : x
  2. Step 2: Convert to fraction form
    1,130,953.33/1,696,428.91 = 289,503.73/x
  3. Step 3: Cross multiply
    1,130,953.33x = 1,696,428.91 × 289,503.73
  4. Step 4: Simplify right side
    1,130,953.33x = 491,122,497,124.83
  5. Step 5: Solve for x
    x = 491,122,497,124.83/1,130,953.33
  6. Step 6: Final answer
    x = 434,255.32

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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.