Finding the Fourth Proportional to 866,302.98, 1,195,437.42 and 503,701.10
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Solution
The fourth proportional to 866,302.98, 1,195,437.42 and 503,701.10 is: 695,072.23
Step by Step Solution
- Step 1: Write the proportion equation
866,302.98 : 1,195,437.42 = 503,701.10 : x - Step 2: Convert to fraction form
866,302.98/1,195,437.42 = 503,701.10/x - Step 3: Cross multiply
866,302.98x = 1,195,437.42 × 503,701.10 - Step 4: Simplify right side
866,302.98x = 602,143,143,435.16 - Step 5: Solve for x
x = 602,143,143,435.16/866,302.98 - Step 6: Final answer
x = 695,072.23
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1.5x scale
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.