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Finding the Fourth Proportional to 291,458.94, 437,104.58 and 123,017.22

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Solution

The fourth proportional to 291,458.94, 437,104.58 and 123,017.22 is: 184,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,458.94 : 437,104.58 = 123,017.22 : x
  2. Step 2: Convert to fraction form
    291,458.94/437,104.58 = 123,017.22/x
  3. Step 3: Cross multiply
    291,458.94x = 437,104.58 × 123,017.22
  4. Step 4: Simplify right side
    291,458.94x = 53,771,389,665.78
  5. Step 5: Solve for x
    x = 53,771,389,665.78/291,458.94
  6. Step 6: Final answer
    x = 184,490.45

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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.