Finding the Fourth Proportional to 885,460.23, 1,221,929.37 and 503,487
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Solution
The fourth proportional to 885,460.23, 1,221,929.37 and 503,487 is: 694,808.79
Step by Step Solution
- Step 1: Write the proportion equation
885,460.23 : 1,221,929.37 = 503,487 : x - Step 2: Convert to fraction form
885,460.23/1,221,929.37 = 503,487/x - Step 3: Cross multiply
885,460.23x = 1,221,929.37 × 503,487 - Step 4: Simplify right side
885,460.23x = 615,225,552,713.19 - Step 5: Solve for x
x = 615,225,552,713.19/885,460.23 - Step 6: Final answer
x = 694,808.79
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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.