Finding the Fourth Proportional to 798,368.47, 1,197,569.71 and 286,067.07
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Solution
The fourth proportional to 798,368.47, 1,197,569.71 and 286,067.07 is: 429,106.70
Step by Step Solution
- Step 1: Write the proportion equation
798,368.47 : 1,197,569.71 = 286,067.07 : x - Step 2: Convert to fraction form
798,368.47/1,197,569.71 = 286,067.07/x - Step 3: Cross multiply
798,368.47x = 1,197,569.71 × 286,067.07 - Step 4: Simplify right side
798,368.47x = 342,585,258,060.45 - Step 5: Solve for x
x = 342,585,258,060.45/798,368.47 - Step 6: Final answer
x = 429,106.70
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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.