Home / 695,855.00-1,042,010.57-458,478.02

Finding the Fourth Proportional to 695,855.00, 1,042,010.57 and 458,478.02

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Solution

The fourth proportional to 695,855.00, 1,042,010.57 and 458,478.02 is: 686,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,855.00 : 1,042,010.57 = 458,478.02 : x
  2. Step 2: Convert to fraction form
    695,855.00/1,042,010.57 = 458,478.02/x
  3. Step 3: Cross multiply
    695,855.00x = 1,042,010.57 × 458,478.02
  4. Step 4: Simplify right side
    695,855.00x = 477,738,935,450.23
  5. Step 5: Solve for x
    x = 477,738,935,450.23/695,855.00
  6. Step 6: Final answer
    x = 686,549.55

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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.