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Finding the Fourth Proportional to 371,602.84, 557,415.82 and 176,813.36

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Solution

The fourth proportional to 371,602.84, 557,415.82 and 176,813.36 is: 265,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,602.84 : 557,415.82 = 176,813.36 : x
  2. Step 2: Convert to fraction form
    371,602.84/557,415.82 = 176,813.36/x
  3. Step 3: Cross multiply
    371,602.84x = 557,415.82 × 176,813.36
  4. Step 4: Simplify right side
    371,602.84x = 98,558,561,883.55
  5. Step 5: Solve for x
    x = 98,558,561,883.55/371,602.84
  6. Step 6: Final answer
    x = 265,225.54

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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.