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Finding the Fourth Proportional to 348,468.04, 522,652.86 and 111,779.92

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Solution

The fourth proportional to 348,468.04, 522,652.86 and 111,779.92 is: 167,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,468.04 : 522,652.86 = 111,779.92 : x
  2. Step 2: Convert to fraction form
    348,468.04/522,652.86 = 111,779.92/x
  3. Step 3: Cross multiply
    348,468.04x = 522,652.86 × 111,779.92
  4. Step 4: Simplify right side
    348,468.04x = 58,422,094,878.57
  5. Step 5: Solve for x
    x = 58,422,094,878.57/348,468.04
  6. Step 6: Final answer
    x = 167,654.10

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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.