Home / 954,173.64-1,431,436-314,515.38

Finding the Fourth Proportional to 954,173.64, 1,431,436 and 314,515.38

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Solution

The fourth proportional to 954,173.64, 1,431,436 and 314,515.38 is: 471,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,173.64 : 1,431,436 = 314,515.38 : x
  2. Step 2: Convert to fraction form
    954,173.64/1,431,436 = 314,515.38/x
  3. Step 3: Cross multiply
    954,173.64x = 1,431,436 × 314,515.38
  4. Step 4: Simplify right side
    954,173.64x = 450,208,637,485.68
  5. Step 5: Solve for x
    x = 450,208,637,485.68/954,173.64
  6. Step 6: Final answer
    x = 471,830.93

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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.