Finding the Fourth Proportional to 830,248.10, 1,244,302.87 and 402,957
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Solution
The fourth proportional to 830,248.10, 1,244,302.87 and 402,957 is: 603,916.53
Step by Step Solution
- Step 1: Write the proportion equation
830,248.10 : 1,244,302.87 = 402,957 : x - Step 2: Convert to fraction form
830,248.10/1,244,302.87 = 402,957/x - Step 3: Cross multiply
830,248.10x = 1,244,302.87 × 402,957 - Step 4: Simplify right side
830,248.10x = 501,400,549,571.81 - Step 5: Solve for x
x = 501,400,549,571.81/830,248.10 - Step 6: Final answer
x = 603,916.53
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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.