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Finding the Fourth Proportional to 385,675.40, 532,216.50 and 224,535.08

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Solution

The fourth proportional to 385,675.40, 532,216.50 and 224,535.08 is: 309,849.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,675.40 : 532,216.50 = 224,535.08 : x
  2. Step 2: Convert to fraction form
    385,675.40/532,216.50 = 224,535.08/x
  3. Step 3: Cross multiply
    385,675.40x = 532,216.50 × 224,535.08
  4. Step 4: Simplify right side
    385,675.40x = 119,501,274,404.82
  5. Step 5: Solve for x
    x = 119,501,274,404.82/385,675.40
  6. Step 6: Final answer
    x = 309,849.36

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