Home / 946,531.14-1,307,594.79-818,985.30

Finding the Fourth Proportional to 946,531.14, 1,307,594.79 and 818,985.30

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Solution

The fourth proportional to 946,531.14, 1,307,594.79 and 818,985.30 is: 1,131,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,531.14 : 1,307,594.79 = 818,985.30 : x
  2. Step 2: Convert to fraction form
    946,531.14/1,307,594.79 = 818,985.30/x
  3. Step 3: Cross multiply
    946,531.14x = 1,307,594.79 × 818,985.30
  4. Step 4: Simplify right side
    946,531.14x = 1,070,900,911,366.59
  5. Step 5: Solve for x
    x = 1,070,900,911,366.59/946,531.14
  6. Step 6: Final answer
    x = 1,131,395.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.