Home / 1,111,307.52-1,666,823.04-363,290.88

Finding the Fourth Proportional to 1,111,307.52, 1,666,823.04 and 363,290.88

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Solution

The fourth proportional to 1,111,307.52, 1,666,823.04 and 363,290.88 is: 544,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,307.52 : 1,666,823.04 = 363,290.88 : x
  2. Step 2: Convert to fraction form
    1,111,307.52/1,666,823.04 = 363,290.88/x
  3. Step 3: Cross multiply
    1,111,307.52x = 1,666,823.04 × 363,290.88
  4. Step 4: Simplify right side
    1,111,307.52x = 605,541,609,005.88
  5. Step 5: Solve for x
    x = 605,541,609,005.88/1,111,307.52
  6. Step 6: Final answer
    x = 544,891.13

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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.