Home / 529,282.12-730,524.81-325,508.35

Finding the Fourth Proportional to 529,282.12, 730,524.81 and 325,508.35

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Solution

The fourth proportional to 529,282.12, 730,524.81 and 325,508.35 is: 449,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,282.12 : 730,524.81 = 325,508.35 : x
  2. Step 2: Convert to fraction form
    529,282.12/730,524.81 = 325,508.35/x
  3. Step 3: Cross multiply
    529,282.12x = 730,524.81 × 325,508.35
  4. Step 4: Simplify right side
    529,282.12x = 237,791,925,537.16
  5. Step 5: Solve for x
    x = 237,791,925,537.16/529,282.12
  6. Step 6: Final answer
    x = 449,272.55

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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.