Home / 1,021,072.08-1,531,774.50-301,486.52

Finding the Fourth Proportional to 1,021,072.08, 1,531,774.50 and 301,486.52

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Solution

The fourth proportional to 1,021,072.08, 1,531,774.50 and 301,486.52 is: 452,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,072.08 : 1,531,774.50 = 301,486.52 : x
  2. Step 2: Convert to fraction form
    1,021,072.08/1,531,774.50 = 301,486.52/x
  3. Step 3: Cross multiply
    1,021,072.08x = 1,531,774.50 × 301,486.52
  4. Step 4: Simplify right side
    1,021,072.08x = 461,809,355,770.87
  5. Step 5: Solve for x
    x = 461,809,355,770.87/1,021,072.08
  6. Step 6: Final answer
    x = 452,278.90

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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.