Finding the Fourth Proportional to 860,998.19, 1,188,182.93 and 473,802.90
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Solution
The fourth proportional to 860,998.19, 1,188,182.93 and 473,802.90 is: 653,850.99
Step by Step Solution
- Step 1: Write the proportion equation
860,998.19 : 1,188,182.93 = 473,802.90 : x - Step 2: Convert to fraction form
860,998.19/1,188,182.93 = 473,802.90/x - Step 3: Cross multiply
860,998.19x = 1,188,182.93 × 473,802.90 - Step 4: Simplify right side
860,998.19x = 562,964,515,595.48 - Step 5: Solve for x
x = 562,964,515,595.48/860,998.19 - Step 6: Final answer
x = 653,850.99
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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.