Home / 743,692.29-1,026,295.02-404,160.54

Finding the Fourth Proportional to 743,692.29, 1,026,295.02 and 404,160.54

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Solution

The fourth proportional to 743,692.29, 1,026,295.02 and 404,160.54 is: 557,741.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,692.29 : 1,026,295.02 = 404,160.54 : x
  2. Step 2: Convert to fraction form
    743,692.29/1,026,295.02 = 404,160.54/x
  3. Step 3: Cross multiply
    743,692.29x = 1,026,295.02 × 404,160.54
  4. Step 4: Simplify right side
    743,692.29x = 414,787,949,482.51
  5. Step 5: Solve for x
    x = 414,787,949,482.51/743,692.29
  6. Step 6: Final answer
    x = 557,741.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.