Finding the Fourth Proportional to 846,130.84, 1,167,654.20 and 464,155.08
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Solution
The fourth proportional to 846,130.84, 1,167,654.20 and 464,155.08 is: 640,530.52
Step by Step Solution
- Step 1: Write the proportion equation
846,130.84 : 1,167,654.20 = 464,155.08 : x - Step 2: Convert to fraction form
846,130.84/1,167,654.20 = 464,155.08/x - Step 3: Cross multiply
846,130.84x = 1,167,654.20 × 464,155.08 - Step 4: Simplify right side
846,130.84x = 541,972,628,613.34 - Step 5: Solve for x
x = 541,972,628,613.34/846,130.84 - Step 6: Final answer
x = 640,530.52
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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.