Finding the Fourth Proportional to 740,369.14, 1,110,621.48 and 207,886.58
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Solution
The fourth proportional to 740,369.14, 1,110,621.48 and 207,886.58 is: 311,848.90
Step by Step Solution
- Step 1: Write the proportion equation
740,369.14 : 1,110,621.48 = 207,886.58 : x - Step 2: Convert to fraction form
740,369.14/1,110,621.48 = 207,886.58/x - Step 3: Cross multiply
740,369.14x = 1,110,621.48 × 207,886.58 - Step 4: Simplify right side
740,369.14x = 230,883,301,151.74 - Step 5: Solve for x
x = 230,883,301,151.74/740,369.14 - Step 6: Final answer
x = 311,848.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.