Finding the Fourth Proportional to 963,964.74, 1,330,271.42 and 534,272.55
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Solution
The fourth proportional to 963,964.74, 1,330,271.42 and 534,272.55 is: 737,296.16
Step by Step Solution
- Step 1: Write the proportion equation
963,964.74 : 1,330,271.42 = 534,272.55 : x - Step 2: Convert to fraction form
963,964.74/1,330,271.42 = 534,272.55/x - Step 3: Cross multiply
963,964.74x = 1,330,271.42 × 534,272.55 - Step 4: Simplify right side
963,964.74x = 710,727,501,084.16 - Step 5: Solve for x
x = 710,727,501,084.16/963,964.74 - Step 6: Final answer
x = 737,296.16
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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.