Home / 1,044,412.49-1,566,701.74-445,378.77

Finding the Fourth Proportional to 1,044,412.49, 1,566,701.74 and 445,378.77

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Solution

The fourth proportional to 1,044,412.49, 1,566,701.74 and 445,378.77 is: 668,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,412.49 : 1,566,701.74 = 445,378.77 : x
  2. Step 2: Convert to fraction form
    1,044,412.49/1,566,701.74 = 445,378.77/x
  3. Step 3: Cross multiply
    1,044,412.49x = 1,566,701.74 × 445,378.77
  4. Step 4: Simplify right side
    1,044,412.49x = 697,775,693,918.06
  5. Step 5: Solve for x
    x = 697,775,693,918.06/1,044,412.49
  6. Step 6: Final answer
    x = 668,103.55

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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.