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Finding the Fourth Proportional to 364,597.66, 503,190.20 and 211,602.88

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Solution

The fourth proportional to 364,597.66, 503,190.20 and 211,602.88 is: 292,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,597.66 : 503,190.20 = 211,602.88 : x
  2. Step 2: Convert to fraction form
    364,597.66/503,190.20 = 211,602.88/x
  3. Step 3: Cross multiply
    364,597.66x = 503,190.20 × 211,602.88
  4. Step 4: Simplify right side
    364,597.66x = 106,476,496,070.64
  5. Step 5: Solve for x
    x = 106,476,496,070.64/364,597.66
  6. Step 6: Final answer
    x = 292,038.35

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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.