Finding the Fourth Proportional to 906,878.23, 1,360,038.40 and 299,557.44
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Solution
The fourth proportional to 906,878.23, 1,360,038.40 and 299,557.44 is: 449,244.02
Step by Step Solution
- Step 1: Write the proportion equation
906,878.23 : 1,360,038.40 = 299,557.44 : x - Step 2: Convert to fraction form
906,878.23/1,360,038.40 = 299,557.44/x - Step 3: Cross multiply
906,878.23x = 1,360,038.40 × 299,557.44 - Step 4: Simplify right side
906,878.23x = 407,409,620,656.80 - Step 5: Solve for x
x = 407,409,620,656.80/906,878.23 - Step 6: Final answer
x = 449,244.02
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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.