Home / 1,630,028.70-2,445,030.90-492,788.70

Finding the Fourth Proportional to 1,630,028.70, 2,445,030.90 and 492,788.70

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Solution

The fourth proportional to 1,630,028.70, 2,445,030.90 and 492,788.70 is: 739,179.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,028.70 : 2,445,030.90 = 492,788.70 : x
  2. Step 2: Convert to fraction form
    1,630,028.70/2,445,030.90 = 492,788.70/x
  3. Step 3: Cross multiply
    1,630,028.70x = 2,445,030.90 × 492,788.70
  4. Step 4: Simplify right side
    1,630,028.70x = 1,204,883,598,670.83
  5. Step 5: Solve for x
    x = 1,204,883,598,670.83/1,630,028.70
  6. Step 6: Final answer
    x = 739,179.38

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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.