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Finding the Fourth Proportional to 466,529.04, 643,866.72 and 262,656.32

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Solution

The fourth proportional to 466,529.04, 643,866.72 and 262,656.32 is: 362,497.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,529.04 : 643,866.72 = 262,656.32 : x
  2. Step 2: Convert to fraction form
    466,529.04/643,866.72 = 262,656.32/x
  3. Step 3: Cross multiply
    466,529.04x = 643,866.72 × 262,656.32
  4. Step 4: Simplify right side
    466,529.04x = 169,115,663,245.67
  5. Step 5: Solve for x
    x = 169,115,663,245.67/466,529.04
  6. Step 6: Final answer
    x = 362,497.61

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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.