Finding the Fourth Proportional to 277,420.12, 416,130.24 and 67,058.04
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Solution
The fourth proportional to 277,420.12, 416,130.24 and 67,058.04 is: 100,587.07
Step by Step Solution
- Step 1: Write the proportion equation
277,420.12 : 416,130.24 = 67,058.04 : x - Step 2: Convert to fraction form
277,420.12/416,130.24 = 67,058.04/x - Step 3: Cross multiply
277,420.12x = 416,130.24 × 67,058.04 - Step 4: Simplify right side
277,420.12x = 27,904,878,279.13 - Step 5: Solve for x
x = 27,904,878,279.13/277,420.12 - Step 6: Final answer
x = 100,587.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.