Home / 1,037,643-1,556,512.32-317,933.16

Finding the Fourth Proportional to 1,037,643, 1,556,512.32 and 317,933.16

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Solution

The fourth proportional to 1,037,643, 1,556,512.32 and 317,933.16 is: 476,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,643 : 1,556,512.32 = 317,933.16 : x
  2. Step 2: Convert to fraction form
    1,037,643/1,556,512.32 = 317,933.16/x
  3. Step 3: Cross multiply
    1,037,643x = 1,556,512.32 × 317,933.16
  4. Step 4: Simplify right side
    1,037,643x = 494,866,880,476.53
  5. Step 5: Solve for x
    x = 494,866,880,476.53/1,037,643
  6. Step 6: Final answer
    x = 476,914.39

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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.