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Finding the Fourth Proportional to 455,453.96, 683,597.61 and 230,969.34

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Solution

The fourth proportional to 455,453.96, 683,597.61 and 230,969.34 is: 346,665.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,453.96 : 683,597.61 = 230,969.34 : x
  2. Step 2: Convert to fraction form
    455,453.96/683,597.61 = 230,969.34/x
  3. Step 3: Cross multiply
    455,453.96x = 683,597.61 × 230,969.34
  4. Step 4: Simplify right side
    455,453.96x = 157,890,088,807.28
  5. Step 5: Solve for x
    x = 157,890,088,807.28/455,453.96
  6. Step 6: Final answer
    x = 346,665.32

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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.