Finding the Fourth Proportional to 316,437.29, 474,705.24 and 106,026.02
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Solution
The fourth proportional to 316,437.29, 474,705.24 and 106,026.02 is: 159,055.55
Step by Step Solution
- Step 1: Write the proportion equation
316,437.29 : 474,705.24 = 106,026.02 : x - Step 2: Convert to fraction form
316,437.29/474,705.24 = 106,026.02/x - Step 3: Cross multiply
316,437.29x = 474,705.24 × 106,026.02 - Step 4: Simplify right side
316,437.29x = 50,331,107,270.34 - Step 5: Solve for x
x = 50,331,107,270.34/316,437.29 - Step 6: Final answer
x = 159,055.55
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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.