Finding the Fourth Proportional to 556,182.96, 767,502.84 and 314,451.12
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Solution
The fourth proportional to 556,182.96, 767,502.84 and 314,451.12 is: 433,925.79
Step by Step Solution
- Step 1: Write the proportion equation
556,182.96 : 767,502.84 = 314,451.12 : x - Step 2: Convert to fraction form
556,182.96/767,502.84 = 314,451.12/x - Step 3: Cross multiply
556,182.96x = 767,502.84 × 314,451.12 - Step 4: Simplify right side
556,182.96x = 241,342,127,641.18 - Step 5: Solve for x
x = 241,342,127,641.18/556,182.96 - Step 6: Final answer
x = 433,925.79
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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.