Home / 1,090,041.84-1,634,868-331,699.32

Finding the Fourth Proportional to 1,090,041.84, 1,634,868 and 331,699.32

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Solution

The fourth proportional to 1,090,041.84, 1,634,868 and 331,699.32 is: 497,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,041.84 : 1,634,868 = 331,699.32 : x
  2. Step 2: Convert to fraction form
    1,090,041.84/1,634,868 = 331,699.32/x
  3. Step 3: Cross multiply
    1,090,041.84x = 1,634,868 × 331,699.32
  4. Step 4: Simplify right side
    1,090,041.84x = 542,284,603,889.76
  5. Step 5: Solve for x
    x = 542,284,603,889.76/1,090,041.84
  6. Step 6: Final answer
    x = 497,489.71

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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.