Finding the Fourth Proportional to 493,925.48, 740,802.11 and 138,855.09
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Solution
The fourth proportional to 493,925.48, 740,802.11 and 138,855.09 is: 208,258.43
Step by Step Solution
- Step 1: Write the proportion equation
493,925.48 : 740,802.11 = 138,855.09 : x - Step 2: Convert to fraction form
493,925.48/740,802.11 = 138,855.09/x - Step 3: Cross multiply
493,925.48x = 740,802.11 × 138,855.09 - Step 4: Simplify right side
493,925.48x = 102,864,145,739.97 - Step 5: Solve for x
x = 102,864,145,739.97/493,925.48 - Step 6: Final answer
x = 208,258.43
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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.