Home / 891,629.84-1,230,584.27-569,554.47

Finding the Fourth Proportional to 891,629.84, 1,230,584.27 and 569,554.47

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Solution

The fourth proportional to 891,629.84, 1,230,584.27 and 569,554.47 is: 786,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,629.84 : 1,230,584.27 = 569,554.47 : x
  2. Step 2: Convert to fraction form
    891,629.84/1,230,584.27 = 569,554.47/x
  3. Step 3: Cross multiply
    891,629.84x = 1,230,584.27 × 569,554.47
  4. Step 4: Simplify right side
    891,629.84x = 700,884,768,842.41
  5. Step 5: Solve for x
    x = 700,884,768,842.41/891,629.84
  6. Step 6: Final answer
    x = 786,071.46

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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.