Home / 1,557,577-2,336,780.22-492,638.44

Finding the Fourth Proportional to 1,557,577, 2,336,780.22 and 492,638.44

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Solution

The fourth proportional to 1,557,577, 2,336,780.22 and 492,638.44 is: 739,088.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,577 : 2,336,780.22 = 492,638.44 : x
  2. Step 2: Convert to fraction form
    1,557,577/2,336,780.22 = 492,638.44/x
  3. Step 3: Cross multiply
    1,557,577x = 2,336,780.22 × 492,638.44
  4. Step 4: Simplify right side
    1,557,577x = 1,151,187,762,203.66
  5. Step 5: Solve for x
    x = 1,151,187,762,203.66/1,557,577
  6. Step 6: Final answer
    x = 739,088.83

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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.