Home / 1,042,076.03-1,438,064.93-565,148.03

Finding the Fourth Proportional to 1,042,076.03, 1,438,064.93 and 565,148.03

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Solution

The fourth proportional to 1,042,076.03, 1,438,064.93 and 565,148.03 is: 779,904.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,076.03 : 1,438,064.93 = 565,148.03 : x
  2. Step 2: Convert to fraction form
    1,042,076.03/1,438,064.93 = 565,148.03/x
  3. Step 3: Cross multiply
    1,042,076.03x = 1,438,064.93 × 565,148.03
  4. Step 4: Simplify right side
    1,042,076.03x = 812,719,562,971.01
  5. Step 5: Solve for x
    x = 812,719,562,971.01/1,042,076.03
  6. Step 6: Final answer
    x = 779,904.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.