Finding the Fourth Proportional to 698,750.41, 964,309.77 and 392,923.07
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Solution
The fourth proportional to 698,750.41, 964,309.77 and 392,923.07 is: 542,253.08
Step by Step Solution
- Step 1: Write the proportion equation
698,750.41 : 964,309.77 = 392,923.07 : x - Step 2: Convert to fraction form
698,750.41/964,309.77 = 392,923.07/x - Step 3: Cross multiply
698,750.41x = 964,309.77 × 392,923.07 - Step 4: Simplify right side
698,750.41x = 378,899,557,670.17 - Step 5: Solve for x
x = 378,899,557,670.17/698,750.41 - Step 6: Final answer
x = 542,253.08
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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.