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Finding the Fourth Proportional to 423,115.51, 583,951.04 and 241,835.08

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Solution

The fourth proportional to 423,115.51, 583,951.04 and 241,835.08 is: 333,761.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,115.51 : 583,951.04 = 241,835.08 : x
  2. Step 2: Convert to fraction form
    423,115.51/583,951.04 = 241,835.08/x
  3. Step 3: Cross multiply
    423,115.51x = 583,951.04 × 241,835.08
  4. Step 4: Simplify right side
    423,115.51x = 141,219,846,474.48
  5. Step 5: Solve for x
    x = 141,219,846,474.48/423,115.51
  6. Step 6: Final answer
    x = 333,761.92

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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.