Finding the Fourth Proportional to 804,026.12, 1,109,557.62 and 446,330.12
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Solution
The fourth proportional to 804,026.12, 1,109,557.62 and 446,330.12 is: 615,936.44
Step by Step Solution
- Step 1: Write the proportion equation
804,026.12 : 1,109,557.62 = 446,330.12 : x - Step 2: Convert to fraction form
804,026.12/1,109,557.62 = 446,330.12/x - Step 3: Cross multiply
804,026.12x = 1,109,557.62 × 446,330.12 - Step 4: Simplify right side
804,026.12x = 495,228,985,681.51 - Step 5: Solve for x
x = 495,228,985,681.51/804,026.12 - Step 6: Final answer
x = 615,936.44
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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.