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Finding the Fourth Proportional to 346,571.44, 520,051.56 and 188,810.98

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Solution

The fourth proportional to 346,571.44, 520,051.56 and 188,810.98 is: 283,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,571.44 : 520,051.56 = 188,810.98 : x
  2. Step 2: Convert to fraction form
    346,571.44/520,051.56 = 188,810.98/x
  3. Step 3: Cross multiply
    346,571.44x = 520,051.56 × 188,810.98
  4. Step 4: Simplify right side
    346,571.44x = 98,191,444,694.13
  5. Step 5: Solve for x
    x = 98,191,444,694.13/346,571.44
  6. Step 6: Final answer
    x = 283,322.38

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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.