Home / 959,977.44-1,439,946.72-249,989.76

Finding the Fourth Proportional to 959,977.44, 1,439,946.72 and 249,989.76

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Solution

The fourth proportional to 959,977.44, 1,439,946.72 and 249,989.76 is: 374,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,977.44 : 1,439,946.72 = 249,989.76 : x
  2. Step 2: Convert to fraction form
    959,977.44/1,439,946.72 = 249,989.76/x
  3. Step 3: Cross multiply
    959,977.44x = 1,439,946.72 × 249,989.76
  4. Step 4: Simplify right side
    959,977.44x = 359,971,934,945.59
  5. Step 5: Solve for x
    x = 359,971,934,945.59/959,977.44
  6. Step 6: Final answer
    x = 374,979.58

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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.