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Finding the Fourth Proportional to 362,446.90, 543,670.35 and 344,950.90

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Solution

The fourth proportional to 362,446.90, 543,670.35 and 344,950.90 is: 517,426.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,446.90 : 543,670.35 = 344,950.90 : x
  2. Step 2: Convert to fraction form
    362,446.90/543,670.35 = 344,950.90/x
  3. Step 3: Cross multiply
    362,446.90x = 543,670.35 × 344,950.90
  4. Step 4: Simplify right side
    362,446.90x = 187,539,576,535.82
  5. Step 5: Solve for x
    x = 187,539,576,535.82/362,446.90
  6. Step 6: Final answer
    x = 517,426.35

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1.5x scale

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.