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Finding the Fourth Proportional to 590,675.90, 885,971.01 and 230,779.07

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Solution

The fourth proportional to 590,675.90, 885,971.01 and 230,779.07 is: 346,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,675.90 : 885,971.01 = 230,779.07 : x
  2. Step 2: Convert to fraction form
    590,675.90/885,971.01 = 230,779.07/x
  3. Step 3: Cross multiply
    590,675.90x = 885,971.01 × 230,779.07
  4. Step 4: Simplify right side
    590,675.90x = 204,463,570,476.31
  5. Step 5: Solve for x
    x = 204,463,570,476.31/590,675.90
  6. Step 6: Final answer
    x = 346,151.88

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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.