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Finding the Fourth Proportional to 255,282.48, 352,386.23 and 200,692.24

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Solution

The fourth proportional to 255,282.48, 352,386.23 and 200,692.24 is: 277,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,282.48 : 352,386.23 = 200,692.24 : x
  2. Step 2: Convert to fraction form
    255,282.48/352,386.23 = 200,692.24/x
  3. Step 3: Cross multiply
    255,282.48x = 352,386.23 × 200,692.24
  4. Step 4: Simplify right side
    255,282.48x = 70,721,181,843.86
  5. Step 5: Solve for x
    x = 70,721,181,843.86/255,282.48
  6. Step 6: Final answer
    x = 277,031.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.