Home / 1,630,003.20-2,445,238.32-508,159.68

Finding the Fourth Proportional to 1,630,003.20, 2,445,238.32 and 508,159.68

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Solution

The fourth proportional to 1,630,003.20, 2,445,238.32 and 508,159.68 is: 762,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,003.20 : 2,445,238.32 = 508,159.68 : x
  2. Step 2: Convert to fraction form
    1,630,003.20/2,445,238.32 = 508,159.68/x
  3. Step 3: Cross multiply
    1,630,003.20x = 2,445,238.32 × 508,159.68
  4. Step 4: Simplify right side
    1,630,003.20x = 1,242,571,522,214.94
  5. Step 5: Solve for x
    x = 1,242,571,522,214.94/1,630,003.20
  6. Step 6: Final answer
    x = 762,312.32

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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.