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Finding the Fourth Proportional to 607,798.08, 838,751.04 and 335,865.60

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Solution

The fourth proportional to 607,798.08, 838,751.04 and 335,865.60 is: 463,488.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,798.08 : 838,751.04 = 335,865.60 : x
  2. Step 2: Convert to fraction form
    607,798.08/838,751.04 = 335,865.60/x
  3. Step 3: Cross multiply
    607,798.08x = 838,751.04 × 335,865.60
  4. Step 4: Simplify right side
    607,798.08x = 281,707,621,300.22
  5. Step 5: Solve for x
    x = 281,707,621,300.22/607,798.08
  6. Step 6: Final answer
    x = 463,488.83

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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.