Home / 493,106.49-739,710.72-156,193.02

Finding the Fourth Proportional to 493,106.49, 739,710.72 and 156,193.02

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Solution

The fourth proportional to 493,106.49, 739,710.72 and 156,193.02 is: 234,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,106.49 : 739,710.72 = 156,193.02 : x
  2. Step 2: Convert to fraction form
    493,106.49/739,710.72 = 156,193.02/x
  3. Step 3: Cross multiply
    493,106.49x = 739,710.72 × 156,193.02
  4. Step 4: Simplify right side
    493,106.49x = 115,537,651,283.17
  5. Step 5: Solve for x
    x = 115,537,651,283.17/493,106.49
  6. Step 6: Final answer
    x = 234,305.68

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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.