Home / 1,039,766.09-1,559,636.78-329,800.28

Finding the Fourth Proportional to 1,039,766.09, 1,559,636.78 and 329,800.28

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Solution

The fourth proportional to 1,039,766.09, 1,559,636.78 and 329,800.28 is: 494,696.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,766.09 : 1,559,636.78 = 329,800.28 : x
  2. Step 2: Convert to fraction form
    1,039,766.09/1,559,636.78 = 329,800.28/x
  3. Step 3: Cross multiply
    1,039,766.09x = 1,559,636.78 × 329,800.28
  4. Step 4: Simplify right side
    1,039,766.09x = 514,368,637,295.11
  5. Step 5: Solve for x
    x = 514,368,637,295.11/1,039,766.09
  6. Step 6: Final answer
    x = 494,696.49

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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.