Finding the Fourth Proportional to 483,276.99, 666,903.80 and 268,430.84
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Solution
The fourth proportional to 483,276.99, 666,903.80 and 268,430.84 is: 370,424.31
Step by Step Solution
- Step 1: Write the proportion equation
483,276.99 : 666,903.80 = 268,430.84 : x - Step 2: Convert to fraction form
483,276.99/666,903.80 = 268,430.84/x - Step 3: Cross multiply
483,276.99x = 666,903.80 × 268,430.84 - Step 4: Simplify right side
483,276.99x = 179,017,544,569.75 - Step 5: Solve for x
x = 179,017,544,569.75/483,276.99 - Step 6: Final answer
x = 370,424.31
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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.