Home / 954,154.82-1,431,941.75-385,540.86

Finding the Fourth Proportional to 954,154.82, 1,431,941.75 and 385,540.86

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Solution

The fourth proportional to 954,154.82, 1,431,941.75 and 385,540.86 is: 578,597.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,154.82 : 1,431,941.75 = 385,540.86 : x
  2. Step 2: Convert to fraction form
    954,154.82/1,431,941.75 = 385,540.86/x
  3. Step 3: Cross multiply
    954,154.82x = 1,431,941.75 × 385,540.86
  4. Step 4: Simplify right side
    954,154.82x = 552,072,051,837.20
  5. Step 5: Solve for x
    x = 552,072,051,837.20/954,154.82
  6. Step 6: Final answer
    x = 578,597.98

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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.