Finding the Fourth Proportional to 850,671.51, 1,173,925.74 and 468,698.19
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Solution
The fourth proportional to 850,671.51, 1,173,925.74 and 468,698.19 is: 646,802.98
Step by Step Solution
- Step 1: Write the proportion equation
850,671.51 : 1,173,925.74 = 468,698.19 : x - Step 2: Convert to fraction form
850,671.51/1,173,925.74 = 468,698.19/x - Step 3: Cross multiply
850,671.51x = 1,173,925.74 × 468,698.19 - Step 4: Simplify right side
850,671.51x = 550,216,869,532.41 - Step 5: Solve for x
x = 550,216,869,532.41/850,671.51 - Step 6: Final answer
x = 646,802.98
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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.