Finding the Fourth Proportional to 633,305.28, 873,964.08 and 346,827.36
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Solution
The fourth proportional to 633,305.28, 873,964.08 and 346,827.36 is: 478,623.29
Step by Step Solution
- Step 1: Write the proportion equation
633,305.28 : 873,964.08 = 346,827.36 : x - Step 2: Convert to fraction form
633,305.28/873,964.08 = 346,827.36/x - Step 3: Cross multiply
633,305.28x = 873,964.08 × 346,827.36 - Step 4: Simplify right side
633,305.28x = 303,114,654,601.23 - Step 5: Solve for x
x = 303,114,654,601.23/633,305.28 - Step 6: Final answer
x = 478,623.29
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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.