Finding the Fourth Proportional to 583,621.41, 805,398.98 and 325,515.08
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Solution
The fourth proportional to 583,621.41, 805,398.98 and 325,515.08 is: 449,211.61
Step by Step Solution
- Step 1: Write the proportion equation
583,621.41 : 805,398.98 = 325,515.08 : x - Step 2: Convert to fraction form
583,621.41/805,398.98 = 325,515.08/x - Step 3: Cross multiply
583,621.41x = 805,398.98 × 325,515.08 - Step 4: Simplify right side
583,621.41x = 262,169,511,779.04 - Step 5: Solve for x
x = 262,169,511,779.04/583,621.41 - Step 6: Final answer
x = 449,211.61
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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.