Finding the Fourth Proportional to 756,646.08, 1,135,135.16 and 224,208.76
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Solution
The fourth proportional to 756,646.08, 1,135,135.16 and 224,208.76 is: 336,362.34
Step by Step Solution
- Step 1: Write the proportion equation
756,646.08 : 1,135,135.16 = 224,208.76 : x - Step 2: Convert to fraction form
756,646.08/1,135,135.16 = 224,208.76/x - Step 3: Cross multiply
756,646.08x = 1,135,135.16 × 224,208.76 - Step 4: Simplify right side
756,646.08x = 254,507,246,656.00 - Step 5: Solve for x
x = 254,507,246,656.00/756,646.08 - Step 6: Final answer
x = 336,362.34
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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.