Home / 898,669.44-1,347,552.72-299,420.64

Finding the Fourth Proportional to 898,669.44, 1,347,552.72 and 299,420.64

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Solution

The fourth proportional to 898,669.44, 1,347,552.72 and 299,420.64 is: 448,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,669.44 : 1,347,552.72 = 299,420.64 : x
  2. Step 2: Convert to fraction form
    898,669.44/1,347,552.72 = 299,420.64/x
  3. Step 3: Cross multiply
    898,669.44x = 1,347,552.72 × 299,420.64
  4. Step 4: Simplify right side
    898,669.44x = 403,485,097,856.14
  5. Step 5: Solve for x
    x = 403,485,097,856.14/898,669.44
  6. Step 6: Final answer
    x = 448,980.55

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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.