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Finding the Fourth Proportional to 608,263.83, 839,380.32 and 363,290.13

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Solution

The fourth proportional to 608,263.83, 839,380.32 and 363,290.13 is: 501,326.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,263.83 : 839,380.32 = 363,290.13 : x
  2. Step 2: Convert to fraction form
    608,263.83/839,380.32 = 363,290.13/x
  3. Step 3: Cross multiply
    608,263.83x = 839,380.32 × 363,290.13
  4. Step 4: Simplify right side
    608,263.83x = 304,938,585,572.24
  5. Step 5: Solve for x
    x = 304,938,585,572.24/608,263.83
  6. Step 6: Final answer
    x = 501,326.19

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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.