Home / 1,010,480.24-1,394,459.88-557,768

Finding the Fourth Proportional to 1,010,480.24, 1,394,459.88 and 557,768

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Solution

The fourth proportional to 1,010,480.24, 1,394,459.88 and 557,768 is: 769,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,480.24 : 1,394,459.88 = 557,768 : x
  2. Step 2: Convert to fraction form
    1,010,480.24/1,394,459.88 = 557,768/x
  3. Step 3: Cross multiply
    1,010,480.24x = 1,394,459.88 × 557,768
  4. Step 4: Simplify right side
    1,010,480.24x = 777,785,098,347.84
  5. Step 5: Solve for x
    x = 777,785,098,347.84/1,010,480.24
  6. Step 6: Final answer
    x = 769,718.27

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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.