Home / 1,302,290.76-1,953,509.88-403,860.23

Finding the Fourth Proportional to 1,302,290.76, 1,953,509.88 and 403,860.23

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Solution

The fourth proportional to 1,302,290.76, 1,953,509.88 and 403,860.23 is: 605,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,290.76 : 1,953,509.88 = 403,860.23 : x
  2. Step 2: Convert to fraction form
    1,302,290.76/1,953,509.88 = 403,860.23/x
  3. Step 3: Cross multiply
    1,302,290.76x = 1,953,509.88 × 403,860.23
  4. Step 4: Simplify right side
    1,302,290.76x = 788,944,947,380.80
  5. Step 5: Solve for x
    x = 788,944,947,380.80/1,302,290.76
  6. Step 6: Final answer
    x = 605,813.21

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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.