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Finding the Fourth Proportional to 602,903.70, 832,003.62 and 330,976.14

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Solution

The fourth proportional to 602,903.70, 832,003.62 and 330,976.14 is: 456,745.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,903.70 : 832,003.62 = 330,976.14 : x
  2. Step 2: Convert to fraction form
    602,903.70/832,003.62 = 330,976.14/x
  3. Step 3: Cross multiply
    602,903.70x = 832,003.62 × 330,976.14
  4. Step 4: Simplify right side
    602,903.70x = 275,373,346,613.63
  5. Step 5: Solve for x
    x = 275,373,346,613.63/602,903.70
  6. Step 6: Final answer
    x = 456,745.16

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1.5x scale

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.