Home / 883,589.33-1,218,968.24-556,703.90

Finding the Fourth Proportional to 883,589.33, 1,218,968.24 and 556,703.90

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Solution

The fourth proportional to 883,589.33, 1,218,968.24 and 556,703.90 is: 768,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,589.33 : 1,218,968.24 = 556,703.90 : x
  2. Step 2: Convert to fraction form
    883,589.33/1,218,968.24 = 556,703.90/x
  3. Step 3: Cross multiply
    883,589.33x = 1,218,968.24 × 556,703.90
  4. Step 4: Simplify right side
    883,589.33x = 678,604,373,448.04
  5. Step 5: Solve for x
    x = 678,604,373,448.04/883,589.33
  6. Step 6: Final answer
    x = 768,008.80

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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.