Finding the Fourth Proportional to 473,450.13, 710,177.85 and 157,906.13
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Solution
The fourth proportional to 473,450.13, 710,177.85 and 157,906.13 is: 236,860.07
Step by Step Solution
- Step 1: Write the proportion equation
473,450.13 : 710,177.85 = 157,906.13 : x - Step 2: Convert to fraction form
473,450.13/710,177.85 = 157,906.13/x - Step 3: Cross multiply
473,450.13x = 710,177.85 × 157,906.13 - Step 4: Simplify right side
473,450.13x = 112,141,432,354.33 - Step 5: Solve for x
x = 112,141,432,354.33/473,450.13 - Step 6: Final answer
x = 236,860.07
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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.