Home / 495,317.70-742,976.55-179,733.60

Finding the Fourth Proportional to 495,317.70, 742,976.55 and 179,733.60

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Solution

The fourth proportional to 495,317.70, 742,976.55 and 179,733.60 is: 269,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,317.70 : 742,976.55 = 179,733.60 : x
  2. Step 2: Convert to fraction form
    495,317.70/742,976.55 = 179,733.60/x
  3. Step 3: Cross multiply
    495,317.70x = 742,976.55 × 179,733.60
  4. Step 4: Simplify right side
    495,317.70x = 133,537,850,047.08
  5. Step 5: Solve for x
    x = 133,537,850,047.08/495,317.70
  6. Step 6: Final answer
    x = 269,600.40

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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.