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Finding the Fourth Proportional to 592,560.12, 889,012.32 and 213,473.64

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Solution

The fourth proportional to 592,560.12, 889,012.32 and 213,473.64 is: 320,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,560.12 : 889,012.32 = 213,473.64 : x
  2. Step 2: Convert to fraction form
    592,560.12/889,012.32 = 213,473.64/x
  3. Step 3: Cross multiply
    592,560.12x = 889,012.32 × 213,473.64
  4. Step 4: Simplify right side
    592,560.12x = 189,780,695,955.25
  5. Step 5: Solve for x
    x = 189,780,695,955.25/592,560.12
  6. Step 6: Final answer
    x = 320,272.47

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1.5x scale

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.