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Finding the Fourth Proportional to 249,110.36, 373,382.36 and 219,066

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Solution

The fourth proportional to 249,110.36, 373,382.36 and 219,066 is: 328,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,110.36 : 373,382.36 = 219,066 : x
  2. Step 2: Convert to fraction form
    249,110.36/373,382.36 = 219,066/x
  3. Step 3: Cross multiply
    249,110.36x = 373,382.36 × 219,066
  4. Step 4: Simplify right side
    249,110.36x = 81,795,380,075.76
  5. Step 5: Solve for x
    x = 81,795,380,075.76/249,110.36
  6. Step 6: Final answer
    x = 328,349.97

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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.