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Finding the Fourth Proportional to 608,029.03, 839,131.84 and 353,363.82

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Solution

The fourth proportional to 608,029.03, 839,131.84 and 353,363.82 is: 487,672.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,029.03 : 839,131.84 = 353,363.82 : x
  2. Step 2: Convert to fraction form
    608,029.03/839,131.84 = 353,363.82/x
  3. Step 3: Cross multiply
    608,029.03x = 839,131.84 × 353,363.82
  4. Step 4: Simplify right side
    608,029.03x = 296,518,832,466.03
  5. Step 5: Solve for x
    x = 296,518,832,466.03/608,029.03
  6. Step 6: Final answer
    x = 487,672.16

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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.