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Finding the Fourth Proportional to 295,801.80, 443,702.70 and 177,703.80

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Solution

The fourth proportional to 295,801.80, 443,702.70 and 177,703.80 is: 266,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,801.80 : 443,702.70 = 177,703.80 : x
  2. Step 2: Convert to fraction form
    295,801.80/443,702.70 = 177,703.80/x
  3. Step 3: Cross multiply
    295,801.80x = 443,702.70 × 177,703.80
  4. Step 4: Simplify right side
    295,801.80x = 78,847,655,860.26
  5. Step 5: Solve for x
    x = 78,847,655,860.26/295,801.80
  6. Step 6: Final answer
    x = 266,555.70

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1.5x scale

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.