Finding the Fourth Proportional to 866,298.41, 1,195,431.12 and 503,696.55
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Solution
The fourth proportional to 866,298.41, 1,195,431.12 and 503,696.55 is: 695,065.95
Step by Step Solution
- Step 1: Write the proportion equation
866,298.41 : 1,195,431.12 = 503,696.55 : x - Step 2: Convert to fraction form
866,298.41/1,195,431.12 = 503,696.55/x - Step 3: Cross multiply
866,298.41x = 1,195,431.12 × 503,696.55 - Step 4: Simplify right side
866,298.41x = 602,134,526,423.77 - Step 5: Solve for x
x = 602,134,526,423.77/866,298.41 - Step 6: Final answer
x = 695,065.95
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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.