Home / 1,037,244-1,556,128.56-289,290

Finding the Fourth Proportional to 1,037,244, 1,556,128.56 and 289,290

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Solution

The fourth proportional to 1,037,244, 1,556,128.56 and 289,290 is: 434,008.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,244 : 1,556,128.56 = 289,290 : x
  2. Step 2: Convert to fraction form
    1,037,244/1,556,128.56 = 289,290/x
  3. Step 3: Cross multiply
    1,037,244x = 1,556,128.56 × 289,290
  4. Step 4: Simplify right side
    1,037,244x = 450,172,431,122.40
  5. Step 5: Solve for x
    x = 450,172,431,122.40/1,037,244
  6. Step 6: Final answer
    x = 434,008.23

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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.