Home / 1,008,864.14-1,392,247.96-549,978.98

Finding the Fourth Proportional to 1,008,864.14, 1,392,247.96 and 549,978.98

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Solution

The fourth proportional to 1,008,864.14, 1,392,247.96 and 549,978.98 is: 758,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,864.14 : 1,392,247.96 = 549,978.98 : x
  2. Step 2: Convert to fraction form
    1,008,864.14/1,392,247.96 = 549,978.98/x
  3. Step 3: Cross multiply
    1,008,864.14x = 1,392,247.96 × 549,978.98
  4. Step 4: Simplify right side
    1,008,864.14x = 765,707,112,947.88
  5. Step 5: Solve for x
    x = 765,707,112,947.88/1,008,864.14
  6. Step 6: Final answer
    x = 758,979.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.