Finding the Fourth Proportional to 943,501.24, 1,301,178.36 and 621,092.08
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Solution
The fourth proportional to 943,501.24, 1,301,178.36 and 621,092.08 is: 856,545.32
Step by Step Solution
- Step 1: Write the proportion equation
943,501.24 : 1,301,178.36 = 621,092.08 : x - Step 2: Convert to fraction form
943,501.24/1,301,178.36 = 621,092.08/x - Step 3: Cross multiply
943,501.24x = 1,301,178.36 × 621,092.08 - Step 4: Simplify right side
943,501.24x = 808,151,574,063.39 - Step 5: Solve for x
x = 808,151,574,063.39/943,501.24 - Step 6: Final answer
x = 856,545.32
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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.