Home / 719,208.01-1,078,530.09-269,683.83

Finding the Fourth Proportional to 719,208.01, 1,078,530.09 and 269,683.83

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Solution

The fourth proportional to 719,208.01, 1,078,530.09 and 269,683.83 is: 404,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,208.01 : 1,078,530.09 = 269,683.83 : x
  2. Step 2: Convert to fraction form
    719,208.01/1,078,530.09 = 269,683.83/x
  3. Step 3: Cross multiply
    719,208.01x = 1,078,530.09 × 269,683.83
  4. Step 4: Simplify right side
    719,208.01x = 290,862,124,430.13
  5. Step 5: Solve for x
    x = 290,862,124,430.13/719,208.01
  6. Step 6: Final answer
    x = 404,420.03

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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.