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Finding the Fourth Proportional to 364,985.01, 547,478.82 and 112,263.80

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Solution

The fourth proportional to 364,985.01, 547,478.82 and 112,263.80 is: 168,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,985.01 : 547,478.82 = 112,263.80 : x
  2. Step 2: Convert to fraction form
    364,985.01/547,478.82 = 112,263.80/x
  3. Step 3: Cross multiply
    364,985.01x = 547,478.82 × 112,263.80
  4. Step 4: Simplify right side
    364,985.01x = 61,462,050,015.32
  5. Step 5: Solve for x
    x = 61,462,050,015.32/364,985.01
  6. Step 6: Final answer
    x = 168,396.09

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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.