Finding the Fourth Proportional to 938,232, 1,294,752.87 and 508,501.08
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Solution
The fourth proportional to 938,232, 1,294,752.87 and 508,501.08 is: 701,727.54
Step by Step Solution
- Step 1: Write the proportion equation
938,232 : 1,294,752.87 = 508,501.08 : x - Step 2: Convert to fraction form
938,232/1,294,752.87 = 508,501.08/x - Step 3: Cross multiply
938,232x = 1,294,752.87 × 508,501.08 - Step 4: Simplify right side
938,232x = 658,383,232,728.10 - Step 5: Solve for x
x = 658,383,232,728.10/938,232 - Step 6: Final answer
x = 701,727.54
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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.