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Finding the Fourth Proportional to 464,555.19, 696,244.86 and 264,987.81

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Solution

The fourth proportional to 464,555.19, 696,244.86 and 264,987.81 is: 397,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,555.19 : 696,244.86 = 264,987.81 : x
  2. Step 2: Convert to fraction form
    464,555.19/696,244.86 = 264,987.81/x
  3. Step 3: Cross multiply
    464,555.19x = 696,244.86 × 264,987.81
  4. Step 4: Simplify right side
    464,555.19x = 184,496,400,675.16
  5. Step 5: Solve for x
    x = 184,496,400,675.16/464,555.19
  6. Step 6: Final answer
    x = 397,146.36

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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.