Home / 972,479.94-1,458,404.47-323,883.51

Finding the Fourth Proportional to 972,479.94, 1,458,404.47 and 323,883.51

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Solution

The fourth proportional to 972,479.94, 1,458,404.47 and 323,883.51 is: 485,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,479.94 : 1,458,404.47 = 323,883.51 : x
  2. Step 2: Convert to fraction form
    972,479.94/1,458,404.47 = 323,883.51/x
  3. Step 3: Cross multiply
    972,479.94x = 1,458,404.47 × 323,883.51
  4. Step 4: Simplify right side
    972,479.94x = 472,353,158,743.29
  5. Step 5: Solve for x
    x = 472,353,158,743.29/972,479.94
  6. Step 6: Final answer
    x = 485,720.21

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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.