Finding the Fourth Proportional to 626,224.14, 864,191.16 and 339,746.58
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Solution
The fourth proportional to 626,224.14, 864,191.16 and 339,746.58 is: 468,851.28
Step by Step Solution
- Step 1: Write the proportion equation
626,224.14 : 864,191.16 = 339,746.58 : x - Step 2: Convert to fraction form
626,224.14/864,191.16 = 339,746.58/x - Step 3: Cross multiply
626,224.14x = 864,191.16 × 339,746.58 - Step 4: Simplify right side
626,224.14x = 293,605,991,076.23 - Step 5: Solve for x
x = 293,605,991,076.23/626,224.14 - Step 6: Final answer
x = 468,851.28
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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.