Finding the Fourth Proportional to 372,641.04, 514,230.84 and 202,871.76
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Solution
The fourth proportional to 372,641.04, 514,230.84 and 202,871.76 is: 279,955.52
Step by Step Solution
- Step 1: Write the proportion equation
372,641.04 : 514,230.84 = 202,871.76 : x - Step 2: Convert to fraction form
372,641.04/514,230.84 = 202,871.76/x - Step 3: Cross multiply
372,641.04x = 514,230.84 × 202,871.76 - Step 4: Simplify right side
372,641.04x = 104,322,915,557.08 - Step 5: Solve for x
x = 104,322,915,557.08/372,641.04 - Step 6: Final answer
x = 279,955.52
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1.5x scale
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.