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Finding the Fourth Proportional to 436,602.82, 602,291.34 and 255,196.24

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Solution

The fourth proportional to 436,602.82, 602,291.34 and 255,196.24 is: 352,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,602.82 : 602,291.34 = 255,196.24 : x
  2. Step 2: Convert to fraction form
    436,602.82/602,291.34 = 255,196.24/x
  3. Step 3: Cross multiply
    436,602.82x = 602,291.34 × 255,196.24
  4. Step 4: Simplify right side
    436,602.82x = 153,702,485,352.56
  5. Step 5: Solve for x
    x = 153,702,485,352.56/436,602.82
  6. Step 6: Final answer
    x = 352,041.90

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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.