Finding the Fourth Proportional to 585,646.08, 808,191.52 and 317,374.08
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Solution
The fourth proportional to 585,646.08, 808,191.52 and 317,374.08 is: 437,976.19
Step by Step Solution
- Step 1: Write the proportion equation
585,646.08 : 808,191.52 = 317,374.08 : x - Step 2: Convert to fraction form
585,646.08/808,191.52 = 317,374.08/x - Step 3: Cross multiply
585,646.08x = 808,191.52 × 317,374.08 - Step 4: Simplify right side
585,646.08x = 256,499,040,123.80 - Step 5: Solve for x
x = 256,499,040,123.80/585,646.08 - Step 6: Final answer
x = 437,976.19
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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.