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Finding the Fourth Proportional to 592,900.82, 818,202.96 and 320,968.52

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Solution

The fourth proportional to 592,900.82, 818,202.96 and 320,968.52 is: 442,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,900.82 : 818,202.96 = 320,968.52 : x
  2. Step 2: Convert to fraction form
    592,900.82/818,202.96 = 320,968.52/x
  3. Step 3: Cross multiply
    592,900.82x = 818,202.96 × 320,968.52
  4. Step 4: Simplify right side
    592,900.82x = 262,617,393,130.82
  5. Step 5: Solve for x
    x = 262,617,393,130.82/592,900.82
  6. Step 6: Final answer
    x = 442,936.46

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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.