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Finding the Fourth Proportional to 215,393.64, 296,855.64 and 175,240.32

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Solution

The fourth proportional to 215,393.64, 296,855.64 and 175,240.32 is: 241,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,393.64 : 296,855.64 = 175,240.32 : x
  2. Step 2: Convert to fraction form
    215,393.64/296,855.64 = 175,240.32/x
  3. Step 3: Cross multiply
    215,393.64x = 296,855.64 × 175,240.32
  4. Step 4: Simplify right side
    215,393.64x = 52,021,077,347.40
  5. Step 5: Solve for x
    x = 52,021,077,347.40/215,393.64
  6. Step 6: Final answer
    x = 241,516.31

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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.