Finding the Fourth Proportional to 621,977.74, 858,293.76 and 350,056.96
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Solution
The fourth proportional to 621,977.74, 858,293.76 and 350,056.96 is: 483,058.61
Step by Step Solution
- Step 1: Write the proportion equation
621,977.74 : 858,293.76 = 350,056.96 : x - Step 2: Convert to fraction form
621,977.74/858,293.76 = 350,056.96/x - Step 3: Cross multiply
621,977.74x = 858,293.76 × 350,056.96 - Step 4: Simplify right side
621,977.74x = 300,451,704,412.57 - Step 5: Solve for x
x = 300,451,704,412.57/621,977.74 - Step 6: Final answer
x = 483,058.61
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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.