Finding the Fourth Proportional to 752,304.96, 1,038,199.95 and 412,773.12
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Solution
The fourth proportional to 752,304.96, 1,038,199.95 and 412,773.12 is: 569,637.39
Step by Step Solution
- Step 1: Write the proportion equation
752,304.96 : 1,038,199.95 = 412,773.12 : x - Step 2: Convert to fraction form
752,304.96/1,038,199.95 = 412,773.12/x - Step 3: Cross multiply
752,304.96x = 1,038,199.95 × 412,773.12 - Step 4: Simplify right side
752,304.96x = 428,541,032,545.34 - Step 5: Solve for x
x = 428,541,032,545.34/752,304.96 - Step 6: Final answer
x = 569,637.39
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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.