Finding the Fourth Proportional to 384,927.95, 577,354.77 and 118,616.96
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Solution
The fourth proportional to 384,927.95, 577,354.77 and 118,616.96 is: 177,913.99
Step by Step Solution
- Step 1: Write the proportion equation
384,927.95 : 577,354.77 = 118,616.96 : x - Step 2: Convert to fraction form
384,927.95/577,354.77 = 118,616.96/x - Step 3: Cross multiply
384,927.95x = 577,354.77 × 118,616.96 - Step 4: Simplify right side
384,927.95x = 68,484,064,772.13 - Step 5: Solve for x
x = 68,484,064,772.13/384,927.95 - Step 6: Final answer
x = 177,913.99
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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.