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Finding the Fourth Proportional to 292,964.04, 438,729.45 and 264,565.14

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Solution

The fourth proportional to 292,964.04, 438,729.45 and 264,565.14 is: 396,200.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,964.04 : 438,729.45 = 264,565.14 : x
  2. Step 2: Convert to fraction form
    292,964.04/438,729.45 = 264,565.14/x
  3. Step 3: Cross multiply
    292,964.04x = 438,729.45 × 264,565.14
  4. Step 4: Simplify right side
    292,964.04x = 116,072,518,361.37
  5. Step 5: Solve for x
    x = 116,072,518,361.37/292,964.04
  6. Step 6: Final answer
    x = 396,200.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.