Home / 702,653.52-1,051,913.16-435,556.56

Finding the Fourth Proportional to 702,653.52, 1,051,913.16 and 435,556.56

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Solution

The fourth proportional to 702,653.52, 1,051,913.16 and 435,556.56 is: 652,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,653.52 : 1,051,913.16 = 435,556.56 : x
  2. Step 2: Convert to fraction form
    702,653.52/1,051,913.16 = 435,556.56/x
  3. Step 3: Cross multiply
    702,653.52x = 1,051,913.16 × 435,556.56
  4. Step 4: Simplify right side
    702,653.52x = 458,167,677,388.33
  5. Step 5: Solve for x
    x = 458,167,677,388.33/702,653.52
  6. Step 6: Final answer
    x = 652,053.49

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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.