Home / 1,021,035.89-1,531,562.60-291,557.22

Finding the Fourth Proportional to 1,021,035.89, 1,531,562.60 and 291,557.22

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Solution

The fourth proportional to 1,021,035.89, 1,531,562.60 and 291,557.22 is: 437,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,035.89 : 1,531,562.60 = 291,557.22 : x
  2. Step 2: Convert to fraction form
    1,021,035.89/1,531,562.60 = 291,557.22/x
  3. Step 3: Cross multiply
    1,021,035.89x = 1,531,562.60 × 291,557.22
  4. Step 4: Simplify right side
    1,021,035.89x = 446,538,124,796.37
  5. Step 5: Solve for x
    x = 446,538,124,796.37/1,021,035.89
  6. Step 6: Final answer
    x = 437,338.32

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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.