Finding the Fourth Proportional to 573,209.86, 859,816.86 and 173,854.09
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Solution
The fourth proportional to 573,209.86, 859,816.86 and 173,854.09 is: 260,781.76
Step by Step Solution
- Step 1: Write the proportion equation
573,209.86 : 859,816.86 = 173,854.09 : x - Step 2: Convert to fraction form
573,209.86/859,816.86 = 173,854.09/x - Step 3: Cross multiply
573,209.86x = 859,816.86 × 173,854.09 - Step 4: Simplify right side
573,209.86x = 149,482,677,761.96 - Step 5: Solve for x
x = 149,482,677,761.96/573,209.86 - Step 6: Final answer
x = 260,781.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.