Finding the Fourth Proportional to 608,937.36, 841,136.76 and 467,445.84
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Solution
The fourth proportional to 608,937.36, 841,136.76 and 467,445.84 is: 645,691.83
Step by Step Solution
- Step 1: Write the proportion equation
608,937.36 : 841,136.76 = 467,445.84 : x - Step 2: Convert to fraction form
608,937.36/841,136.76 = 467,445.84/x - Step 3: Cross multiply
608,937.36x = 841,136.76 × 467,445.84 - Step 4: Simplify right side
608,937.36x = 393,185,879,333.08 - Step 5: Solve for x
x = 393,185,879,333.08/608,937.36 - Step 6: Final answer
x = 645,691.83
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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.