Home / 702,556.21-1,054,031.64-282,127.33

Finding the Fourth Proportional to 702,556.21, 1,054,031.64 and 282,127.33

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Solution

The fourth proportional to 702,556.21, 1,054,031.64 and 282,127.33 is: 423,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,556.21 : 1,054,031.64 = 282,127.33 : x
  2. Step 2: Convert to fraction form
    702,556.21/1,054,031.64 = 282,127.33/x
  3. Step 3: Cross multiply
    702,556.21x = 1,054,031.64 × 282,127.33
  4. Step 4: Simplify right side
    702,556.21x = 297,371,130,918.09
  5. Step 5: Solve for x
    x = 297,371,130,918.09/702,556.21
  6. Step 6: Final answer
    x = 423,270.23

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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.