Home / 292,185.72-402,316.92-249,068.52

Finding the Fourth Proportional to 292,185.72, 402,316.92 and 249,068.52

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Solution

The fourth proportional to 292,185.72, 402,316.92 and 249,068.52 is: 342,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,185.72 : 402,316.92 = 249,068.52 : x
  2. Step 2: Convert to fraction form
    292,185.72/402,316.92 = 249,068.52/x
  3. Step 3: Cross multiply
    292,185.72x = 402,316.92 × 249,068.52
  4. Step 4: Simplify right side
    292,185.72x = 100,204,479,835.36
  5. Step 5: Solve for x
    x = 100,204,479,835.36/292,185.72
  6. Step 6: Final answer
    x = 342,947.90

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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.