Home / 245,975.04-366,862.32-208,779.84

Finding the Fourth Proportional to 245,975.04, 366,862.32 and 208,779.84

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Solution

The fourth proportional to 245,975.04, 366,862.32 and 208,779.84 is: 311,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,975.04 : 366,862.32 = 208,779.84 : x
  2. Step 2: Convert to fraction form
    245,975.04/366,862.32 = 208,779.84/x
  3. Step 3: Cross multiply
    245,975.04x = 366,862.32 × 208,779.84
  4. Step 4: Simplify right side
    245,975.04x = 76,593,456,471.63
  5. Step 5: Solve for x
    x = 76,593,456,471.63/245,975.04
  6. Step 6: Final answer
    x = 311,387.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.