Home / 772,922.25-1,066,632.71-433,390.50

Finding the Fourth Proportional to 772,922.25, 1,066,632.71 and 433,390.50

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Solution

The fourth proportional to 772,922.25, 1,066,632.71 and 433,390.50 is: 598,078.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,922.25 : 1,066,632.71 = 433,390.50 : x
  2. Step 2: Convert to fraction form
    772,922.25/1,066,632.71 = 433,390.50/x
  3. Step 3: Cross multiply
    772,922.25x = 1,066,632.71 × 433,390.50
  4. Step 4: Simplify right side
    772,922.25x = 462,268,481,336.30
  5. Step 5: Solve for x
    x = 462,268,481,336.30/772,922.25
  6. Step 6: Final answer
    x = 598,078.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.