Finding the Fourth Proportional to 402,199.04, 554,829.36 and 256,852.08
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Solution
The fourth proportional to 402,199.04, 554,829.36 and 256,852.08 is: 354,324.75
Step by Step Solution
- Step 1: Write the proportion equation
402,199.04 : 554,829.36 = 256,852.08 : x - Step 2: Convert to fraction form
402,199.04/554,829.36 = 256,852.08/x - Step 3: Cross multiply
402,199.04x = 554,829.36 × 256,852.08 - Step 4: Simplify right side
402,199.04x = 142,509,075,161.07 - Step 5: Solve for x
x = 142,509,075,161.07/402,199.04 - Step 6: Final answer
x = 354,324.75
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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.