Finding the Fourth Proportional to 691,926.26, 1,038,029.79 and 292,566.02
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Solution
The fourth proportional to 691,926.26, 1,038,029.79 and 292,566.02 is: 438,908.40
Step by Step Solution
- Step 1: Write the proportion equation
691,926.26 : 1,038,029.79 = 292,566.02 : x - Step 2: Convert to fraction form
691,926.26/1,038,029.79 = 292,566.02/x - Step 3: Cross multiply
691,926.26x = 1,038,029.79 × 292,566.02 - Step 4: Simplify right side
691,926.26x = 303,692,244,301.74 - Step 5: Solve for x
x = 303,692,244,301.74/691,926.26 - Step 6: Final answer
x = 438,908.40
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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.