Finding the Fourth Proportional to 316,845.36, 474,655.61 and 176,177.52
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Solution
The fourth proportional to 316,845.36, 474,655.61 and 176,177.52 is: 263,925.75
Step by Step Solution
- Step 1: Write the proportion equation
316,845.36 : 474,655.61 = 176,177.52 : x - Step 2: Convert to fraction form
316,845.36/474,655.61 = 176,177.52/x - Step 3: Cross multiply
316,845.36x = 474,655.61 × 176,177.52 - Step 4: Simplify right side
316,845.36x = 83,623,648,664.33 - Step 5: Solve for x
x = 83,623,648,664.33/316,845.36 - Step 6: Final answer
x = 263,925.75
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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.