Finding the Fourth Proportional to 466,164.99, 643,074.80 and 294,295.95
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Solution
The fourth proportional to 466,164.99, 643,074.80 and 294,295.95 is: 405,981.38
Step by Step Solution
- Step 1: Write the proportion equation
466,164.99 : 643,074.80 = 294,295.95 : x - Step 2: Convert to fraction form
466,164.99/643,074.80 = 294,295.95/x - Step 3: Cross multiply
466,164.99x = 643,074.80 × 294,295.95 - Step 4: Simplify right side
466,164.99x = 189,254,307,715.58 - Step 5: Solve for x
x = 189,254,307,715.58/466,164.99 - Step 6: Final answer
x = 405,981.38
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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.