Finding the Fourth Proportional to 600,055.79, 827,686.80 and 384,854.99
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Solution
The fourth proportional to 600,055.79, 827,686.80 and 384,854.99 is: 530,849.63
Step by Step Solution
- Step 1: Write the proportion equation
600,055.79 : 827,686.80 = 384,854.99 : x - Step 2: Convert to fraction form
600,055.79/827,686.80 = 384,854.99/x - Step 3: Cross multiply
600,055.79x = 827,686.80 × 384,854.99 - Step 4: Simplify right side
600,055.79x = 318,539,390,998.70 - Step 5: Solve for x
x = 318,539,390,998.70/600,055.79 - Step 6: Final answer
x = 530,849.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.