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Finding the Fourth Proportional to 445,395.52, 614,670.96 and 264,214.72

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Solution

The fourth proportional to 445,395.52, 614,670.96 and 264,214.72 is: 364,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,395.52 : 614,670.96 = 264,214.72 : x
  2. Step 2: Convert to fraction form
    445,395.52/614,670.96 = 264,214.72/x
  3. Step 3: Cross multiply
    445,395.52x = 614,670.96 × 264,214.72
  4. Step 4: Simplify right side
    445,395.52x = 162,405,115,588.53
  5. Step 5: Solve for x
    x = 162,405,115,588.53/445,395.52
  6. Step 6: Final answer
    x = 364,631.23

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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.