Finding the Fourth Proportional to 887,714.70, 1,330,478.55 and 603,404.70
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Solution
The fourth proportional to 887,714.70, 1,330,478.55 and 603,404.70 is: 904,363.77
Step by Step Solution
- Step 1: Write the proportion equation
887,714.70 : 1,330,478.55 = 603,404.70 : x - Step 2: Convert to fraction form
887,714.70/1,330,478.55 = 603,404.70/x - Step 3: Cross multiply
887,714.70x = 1,330,478.55 × 603,404.70 - Step 4: Simplify right side
887,714.70x = 802,817,010,319.19 - Step 5: Solve for x
x = 802,817,010,319.19/887,714.70 - Step 6: Final answer
x = 904,363.77
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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.