Home / 791,270-1,091,952.60-433,566.32

Finding the Fourth Proportional to 791,270, 1,091,952.60 and 433,566.32

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Solution

The fourth proportional to 791,270, 1,091,952.60 and 433,566.32 is: 598,321.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,270 : 1,091,952.60 = 433,566.32 : x
  2. Step 2: Convert to fraction form
    791,270/1,091,952.60 = 433,566.32/x
  3. Step 3: Cross multiply
    791,270x = 1,091,952.60 × 433,566.32
  4. Step 4: Simplify right side
    791,270x = 473,433,870,396.43
  5. Step 5: Solve for x
    x = 473,433,870,396.43/791,270
  6. Step 6: Final answer
    x = 598,321.52

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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.