Finding the Fourth Proportional to 489,977.42, 735,068.16 and 246,955.08
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Solution
The fourth proportional to 489,977.42, 735,068.16 and 246,955.08 is: 370,484.04
Step by Step Solution
- Step 1: Write the proportion equation
489,977.42 : 735,068.16 = 246,955.08 : x - Step 2: Convert to fraction form
489,977.42/735,068.16 = 246,955.08/x - Step 3: Cross multiply
489,977.42x = 735,068.16 × 246,955.08 - Step 4: Simplify right side
489,977.42x = 181,528,816,258.25 - Step 5: Solve for x
x = 181,528,816,258.25/489,977.42 - Step 6: Final answer
x = 370,484.04
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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.