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Finding the Fourth Proportional to 370,876.44, 556,358.08 and 118,068.36

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Solution

The fourth proportional to 370,876.44, 556,358.08 and 118,068.36 is: 177,116.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,876.44 : 556,358.08 = 118,068.36 : x
  2. Step 2: Convert to fraction form
    370,876.44/556,358.08 = 118,068.36/x
  3. Step 3: Cross multiply
    370,876.44x = 556,358.08 × 118,068.36
  4. Step 4: Simplify right side
    370,876.44x = 65,688,286,078.35
  5. Step 5: Solve for x
    x = 65,688,286,078.35/370,876.44
  6. Step 6: Final answer
    x = 177,116.36

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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.