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Finding the Fourth Proportional to 301,376.16, 452,064.21 and 234,866.05

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Solution

The fourth proportional to 301,376.16, 452,064.21 and 234,866.05 is: 352,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,376.16 : 452,064.21 = 234,866.05 : x
  2. Step 2: Convert to fraction form
    301,376.16/452,064.21 = 234,866.05/x
  3. Step 3: Cross multiply
    301,376.16x = 452,064.21 × 234,866.05
  4. Step 4: Simplify right side
    301,376.16x = 106,174,535,349.07
  5. Step 5: Solve for x
    x = 106,174,535,349.07/301,376.16
  6. Step 6: Final answer
    x = 352,299.05

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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.