Finding the Fourth Proportional to 722,058.24, 996,545.31 and 416,075.07
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Solution
The fourth proportional to 722,058.24, 996,545.31 and 416,075.07 is: 574,244.07
Step by Step Solution
- Step 1: Write the proportion equation
722,058.24 : 996,545.31 = 416,075.07 : x - Step 2: Convert to fraction form
722,058.24/996,545.31 = 416,075.07/x - Step 3: Cross multiply
722,058.24x = 996,545.31 × 416,075.07 - Step 4: Simplify right side
722,058.24x = 414,637,659,616.42 - Step 5: Solve for x
x = 414,637,659,616.42/722,058.24 - Step 6: Final answer
x = 574,244.07
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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.