Home / 1,123,635.07-1,685,268.07-483,766.51

Finding the Fourth Proportional to 1,123,635.07, 1,685,268.07 and 483,766.51

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Solution

The fourth proportional to 1,123,635.07, 1,685,268.07 and 483,766.51 is: 725,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,635.07 : 1,685,268.07 = 483,766.51 : x
  2. Step 2: Convert to fraction form
    1,123,635.07/1,685,268.07 = 483,766.51/x
  3. Step 3: Cross multiply
    1,123,635.07x = 1,685,268.07 × 483,766.51
  4. Step 4: Simplify right side
    1,123,635.07x = 815,276,250,219.50
  5. Step 5: Solve for x
    x = 815,276,250,219.50/1,123,635.07
  6. Step 6: Final answer
    x = 725,570.32

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Double scale
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1.5x scale

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.