Finding the Fourth Proportional to 875,882.58, 1,208,719.74 and 473,474.58
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Solution
The fourth proportional to 875,882.58, 1,208,719.74 and 473,474.58 is: 653,395.88
Step by Step Solution
- Step 1: Write the proportion equation
875,882.58 : 1,208,719.74 = 473,474.58 : x - Step 2: Convert to fraction form
875,882.58/1,208,719.74 = 473,474.58/x - Step 3: Cross multiply
875,882.58x = 1,208,719.74 × 473,474.58 - Step 4: Simplify right side
875,882.58x = 572,298,071,234.21 - Step 5: Solve for x
x = 572,298,071,234.21/875,882.58 - Step 6: Final answer
x = 653,395.88
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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.