Finding the Fourth Proportional to 626,518.89, 864,596.93 and 340,038.99
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Solution
The fourth proportional to 626,518.89, 864,596.93 and 340,038.99 is: 469,254.27
Step by Step Solution
- Step 1: Write the proportion equation
626,518.89 : 864,596.93 = 340,038.99 : x - Step 2: Convert to fraction form
626,518.89/864,596.93 = 340,038.99/x - Step 3: Cross multiply
626,518.89x = 864,596.93 × 340,038.99 - Step 4: Simplify right side
626,518.89x = 293,996,665,134.11 - Step 5: Solve for x
x = 293,996,665,134.11/626,518.89 - Step 6: Final answer
x = 469,254.27
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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.