Finding the Fourth Proportional to 763,884.44, 1,054,252.17 and 458,129.03
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Solution
The fourth proportional to 763,884.44, 1,054,252.17 and 458,129.03 is: 632,273.02
Step by Step Solution
- Step 1: Write the proportion equation
763,884.44 : 1,054,252.17 = 458,129.03 : x - Step 2: Convert to fraction form
763,884.44/1,054,252.17 = 458,129.03/x - Step 3: Cross multiply
763,884.44x = 1,054,252.17 × 458,129.03 - Step 4: Simplify right side
763,884.44x = 482,983,518,746.23 - Step 5: Solve for x
x = 482,983,518,746.23/763,884.44 - Step 6: Final answer
x = 632,273.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.