Home / 529,260.08-730,494.45-325,486.35

Finding the Fourth Proportional to 529,260.08, 730,494.45 and 325,486.35

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Solution

The fourth proportional to 529,260.08, 730,494.45 and 325,486.35 is: 449,242.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,260.08 : 730,494.45 = 325,486.35 : x
  2. Step 2: Convert to fraction form
    529,260.08/730,494.45 = 325,486.35/x
  3. Step 3: Cross multiply
    529,260.08x = 730,494.45 × 325,486.35
  4. Step 4: Simplify right side
    529,260.08x = 237,765,972,225.76
  5. Step 5: Solve for x
    x = 237,765,972,225.76/529,260.08
  6. Step 6: Final answer
    x = 449,242.22

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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.