Home / 879,200.70-1,318,616.52-247,966.89

Finding the Fourth Proportional to 879,200.70, 1,318,616.52 and 247,966.89

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Solution

The fourth proportional to 879,200.70, 1,318,616.52 and 247,966.89 is: 371,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,200.70 : 1,318,616.52 = 247,966.89 : x
  2. Step 2: Convert to fraction form
    879,200.70/1,318,616.52 = 247,966.89/x
  3. Step 3: Cross multiply
    879,200.70x = 1,318,616.52 × 247,966.89
  4. Step 4: Simplify right side
    879,200.70x = 326,973,237,567.02
  5. Step 5: Solve for x
    x = 326,973,237,567.02/879,200.70
  6. Step 6: Final answer
    x = 371,898.29

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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.