Home / 940,442.96-1,298,208.42-634,933.03

Finding the Fourth Proportional to 940,442.96, 1,298,208.42 and 634,933.03

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Solution

The fourth proportional to 940,442.96, 1,298,208.42 and 634,933.03 is: 876,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,442.96 : 1,298,208.42 = 634,933.03 : x
  2. Step 2: Convert to fraction form
    940,442.96/1,298,208.42 = 634,933.03/x
  3. Step 3: Cross multiply
    940,442.96x = 1,298,208.42 × 634,933.03
  4. Step 4: Simplify right side
    940,442.96x = 824,275,405,682.11
  5. Step 5: Solve for x
    x = 824,275,405,682.11/940,442.96
  6. Step 6: Final answer
    x = 876,475.70

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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.