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Finding the Fourth Proportional to 292,830.76, 403,804.74 and 250,529.32

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Solution

The fourth proportional to 292,830.76, 403,804.74 and 250,529.32 is: 345,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,830.76 : 403,804.74 = 250,529.32 : x
  2. Step 2: Convert to fraction form
    292,830.76/403,804.74 = 250,529.32/x
  3. Step 3: Cross multiply
    292,830.76x = 403,804.74 × 250,529.32
  4. Step 4: Simplify right side
    292,830.76x = 101,164,926,924.98
  5. Step 5: Solve for x
    x = 101,164,926,924.98/292,830.76
  6. Step 6: Final answer
    x = 345,472.34

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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.