Home / 1,036,984.30-1,555,738.80-289,030.30

Finding the Fourth Proportional to 1,036,984.30, 1,555,738.80 and 289,030.30

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Solution

The fourth proportional to 1,036,984.30, 1,555,738.80 and 289,030.30 is: 433,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,984.30 : 1,555,738.80 = 289,030.30 : x
  2. Step 2: Convert to fraction form
    1,036,984.30/1,555,738.80 = 289,030.30/x
  3. Step 3: Cross multiply
    1,036,984.30x = 1,555,738.80 × 289,030.30
  4. Step 4: Simplify right side
    1,036,984.30x = 449,655,652,085.64
  5. Step 5: Solve for x
    x = 449,655,652,085.64/1,036,984.30
  6. Step 6: Final answer
    x = 433,618.57

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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.