Home / 1,021,063.07-1,531,760.97-301,477.51

Finding the Fourth Proportional to 1,021,063.07, 1,531,760.97 and 301,477.51

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Solution

The fourth proportional to 1,021,063.07, 1,531,760.97 and 301,477.51 is: 452,265.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,063.07 : 1,531,760.97 = 301,477.51 : x
  2. Step 2: Convert to fraction form
    1,021,063.07/1,531,760.97 = 301,477.51/x
  3. Step 3: Cross multiply
    1,021,063.07x = 1,531,760.97 × 301,477.51
  4. Step 4: Simplify right side
    1,021,063.07x = 461,791,483,150.79
  5. Step 5: Solve for x
    x = 461,791,483,150.79/1,021,063.07
  6. Step 6: Final answer
    x = 452,265.39

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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.