Finding the Fourth Proportional to 887,720.70, 1,330,487.55 and 603,410.70
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Solution
The fourth proportional to 887,720.70, 1,330,487.55 and 603,410.70 is: 904,372.76
Step by Step Solution
- Step 1: Write the proportion equation
887,720.70 : 1,330,487.55 = 603,410.70 : x - Step 2: Convert to fraction form
887,720.70/1,330,487.55 = 603,410.70/x - Step 3: Cross multiply
887,720.70x = 1,330,487.55 × 603,410.70 - Step 4: Simplify right side
887,720.70x = 802,830,423,886.79 - Step 5: Solve for x
x = 802,830,423,886.79/887,720.70 - Step 6: Final answer
x = 904,372.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.