Home / 525,055.10-788,165.85-325,600.70

Finding the Fourth Proportional to 525,055.10, 788,165.85 and 325,600.70

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Solution

The fourth proportional to 525,055.10, 788,165.85 and 325,600.70 is: 488,762.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,055.10 : 788,165.85 = 325,600.70 : x
  2. Step 2: Convert to fraction form
    525,055.10/788,165.85 = 325,600.70/x
  3. Step 3: Cross multiply
    525,055.10x = 788,165.85 × 325,600.70
  4. Step 4: Simplify right side
    525,055.10x = 256,627,352,476.10
  5. Step 5: Solve for x
    x = 256,627,352,476.10/525,055.10
  6. Step 6: Final answer
    x = 488,762.71

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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.