Finding the Fourth Proportional to 963,981.81, 1,445,974.74 and 395,258.13
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Solution
The fourth proportional to 963,981.81, 1,445,974.74 and 395,258.13 is: 592,888.03
Step by Step Solution
- Step 1: Write the proportion equation
963,981.81 : 1,445,974.74 = 395,258.13 : x - Step 2: Convert to fraction form
963,981.81/1,445,974.74 = 395,258.13/x - Step 3: Cross multiply
963,981.81x = 1,445,974.74 × 395,258.13 - Step 4: Simplify right side
963,981.81x = 571,533,271,759.64 - Step 5: Solve for x
x = 571,533,271,759.64/963,981.81 - Step 6: Final answer
x = 592,888.03
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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.