Home / 954,497.16-1,431,746.10-280,578.48

Finding the Fourth Proportional to 954,497.16, 1,431,746.10 and 280,578.48

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Solution

The fourth proportional to 954,497.16, 1,431,746.10 and 280,578.48 is: 420,867.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,497.16 : 1,431,746.10 = 280,578.48 : x
  2. Step 2: Convert to fraction form
    954,497.16/1,431,746.10 = 280,578.48/x
  3. Step 3: Cross multiply
    954,497.16x = 1,431,746.10 × 280,578.48
  4. Step 4: Simplify right side
    954,497.16x = 401,717,144,483.93
  5. Step 5: Solve for x
    x = 401,717,144,483.93/954,497.16
  6. Step 6: Final answer
    x = 420,867.83

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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.