Finding the Fourth Proportional to 476,153.00, 714,415.35 and 209,726.72
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Solution
The fourth proportional to 476,153.00, 714,415.35 and 209,726.72 is: 314,671.94
Step by Step Solution
- Step 1: Write the proportion equation
476,153.00 : 714,415.35 = 209,726.72 : x - Step 2: Convert to fraction form
476,153.00/714,415.35 = 209,726.72/x - Step 3: Cross multiply
476,153.00x = 714,415.35 × 209,726.72 - Step 4: Simplify right side
476,153.00x = 149,831,984,501.08 - Step 5: Solve for x
x = 149,831,984,501.08/476,153.00 - Step 6: Final answer
x = 314,671.94
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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.