Home / 954,590.40-1,431,659.52-355,832.64

Finding the Fourth Proportional to 954,590.40, 1,431,659.52 and 355,832.64

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Solution

The fourth proportional to 954,590.40, 1,431,659.52 and 355,832.64 is: 533,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,590.40 : 1,431,659.52 = 355,832.64 : x
  2. Step 2: Convert to fraction form
    954,590.40/1,431,659.52 = 355,832.64/x
  3. Step 3: Cross multiply
    954,590.40x = 1,431,659.52 × 355,832.64
  4. Step 4: Simplify right side
    954,590.40x = 509,431,186,582.73
  5. Step 5: Solve for x
    x = 509,431,186,582.73/954,590.40
  6. Step 6: Final answer
    x = 533,664.69

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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.