Home / 859,562.10-1,287,571.23-503,496.63

Finding the Fourth Proportional to 859,562.10, 1,287,571.23 and 503,496.63

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Solution

The fourth proportional to 859,562.10, 1,287,571.23 and 503,496.63 is: 754,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,562.10 : 1,287,571.23 = 503,496.63 : x
  2. Step 2: Convert to fraction form
    859,562.10/1,287,571.23 = 503,496.63/x
  3. Step 3: Cross multiply
    859,562.10x = 1,287,571.23 × 503,496.63
  4. Step 4: Simplify right side
    859,562.10x = 648,287,775,189.96
  5. Step 5: Solve for x
    x = 648,287,775,189.96/859,562.10
  6. Step 6: Final answer
    x = 754,207.03

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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.