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Finding the Fourth Proportional to 265,539.84, 366,030 and 180,509.28

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Solution

The fourth proportional to 265,539.84, 366,030 and 180,509.28 is: 248,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,539.84 : 366,030 = 180,509.28 : x
  2. Step 2: Convert to fraction form
    265,539.84/366,030 = 180,509.28/x
  3. Step 3: Cross multiply
    265,539.84x = 366,030 × 180,509.28
  4. Step 4: Simplify right side
    265,539.84x = 66,071,811,758.40
  5. Step 5: Solve for x
    x = 66,071,811,758.40/265,539.84
  6. Step 6: Final answer
    x = 248,820.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.