Home / 889,676.08-1,335,061.86-349,837.36

Finding the Fourth Proportional to 889,676.08, 1,335,061.86 and 349,837.36

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Solution

The fourth proportional to 889,676.08, 1,335,061.86 and 349,837.36 is: 524,971.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,676.08 : 1,335,061.86 = 349,837.36 : x
  2. Step 2: Convert to fraction form
    889,676.08/1,335,061.86 = 349,837.36/x
  3. Step 3: Cross multiply
    889,676.08x = 1,335,061.86 × 349,837.36
  4. Step 4: Simplify right side
    889,676.08x = 467,054,516,539.09
  5. Step 5: Solve for x
    x = 467,054,516,539.09/889,676.08
  6. Step 6: Final answer
    x = 524,971.42

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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.