Finding the Fourth Proportional to 877,582.28, 1,316,112.58 and 372,135.80
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Solution
The fourth proportional to 877,582.28, 1,316,112.58 and 372,135.80 is: 558,093.09
Step by Step Solution
- Step 1: Write the proportion equation
877,582.28 : 1,316,112.58 = 372,135.80 : x - Step 2: Convert to fraction form
877,582.28/1,316,112.58 = 372,135.80/x - Step 3: Cross multiply
877,582.28x = 1,316,112.58 × 372,135.80 - Step 4: Simplify right side
877,582.28x = 489,772,607,848.36 - Step 5: Solve for x
x = 489,772,607,848.36/877,582.28 - Step 6: Final answer
x = 558,093.09
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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.