Home / 698,980.46-1,048,690.74-249,691.34

Finding the Fourth Proportional to 698,980.46, 1,048,690.74 and 249,691.34

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Solution

The fourth proportional to 698,980.46, 1,048,690.74 and 249,691.34 is: 374,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,980.46 : 1,048,690.74 = 249,691.34 : x
  2. Step 2: Convert to fraction form
    698,980.46/1,048,690.74 = 249,691.34/x
  3. Step 3: Cross multiply
    698,980.46x = 1,048,690.74 × 249,691.34
  4. Step 4: Simplify right side
    698,980.46x = 261,848,996,116.19
  5. Step 5: Solve for x
    x = 261,848,996,116.19/698,980.46
  6. Step 6: Final answer
    x = 374,615.62

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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.