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Finding the Fourth Proportional to 434,697.02, 652,050.06 and 119,153.96

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Solution

The fourth proportional to 434,697.02, 652,050.06 and 119,153.96 is: 178,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,697.02 : 652,050.06 = 119,153.96 : x
  2. Step 2: Convert to fraction form
    434,697.02/652,050.06 = 119,153.96/x
  3. Step 3: Cross multiply
    434,697.02x = 652,050.06 × 119,153.96
  4. Step 4: Simplify right side
    434,697.02x = 77,694,346,767.24
  5. Step 5: Solve for x
    x = 77,694,346,767.24/434,697.02
  6. Step 6: Final answer
    x = 178,732.18

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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.