Home / 763,543.24-1,144,809.34-364,245.64

Finding the Fourth Proportional to 763,543.24, 1,144,809.34 and 364,245.64

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Solution

The fourth proportional to 763,543.24, 1,144,809.34 and 364,245.64 is: 546,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,543.24 : 1,144,809.34 = 364,245.64 : x
  2. Step 2: Convert to fraction form
    763,543.24/1,144,809.34 = 364,245.64/x
  3. Step 3: Cross multiply
    763,543.24x = 1,144,809.34 × 364,245.64
  4. Step 4: Simplify right side
    763,543.24x = 416,991,810,726.28
  5. Step 5: Solve for x
    x = 416,991,810,726.28/763,543.24
  6. Step 6: Final answer
    x = 546,127.30

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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.