Home / 575,975.20-863,262.36-407,544.06

Finding the Fourth Proportional to 575,975.20, 863,262.36 and 407,544.06

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Solution

The fourth proportional to 575,975.20, 863,262.36 and 407,544.06 is: 610,820.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,975.20 : 863,262.36 = 407,544.06 : x
  2. Step 2: Convert to fraction form
    575,975.20/863,262.36 = 407,544.06/x
  3. Step 3: Cross multiply
    575,975.20x = 863,262.36 × 407,544.06
  4. Step 4: Simplify right side
    575,975.20x = 351,817,447,039.58
  5. Step 5: Solve for x
    x = 351,817,447,039.58/575,975.20
  6. Step 6: Final answer
    x = 610,820.48

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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.