Finding the Fourth Proportional to 888,747.84, 1,226,424.96 and 486,262.08
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Solution
The fourth proportional to 888,747.84, 1,226,424.96 and 486,262.08 is: 671,015.92
Step by Step Solution
- Step 1: Write the proportion equation
888,747.84 : 1,226,424.96 = 486,262.08 : x - Step 2: Convert to fraction form
888,747.84/1,226,424.96 = 486,262.08/x - Step 3: Cross multiply
888,747.84x = 1,226,424.96 × 486,262.08 - Step 4: Simplify right side
888,747.84x = 596,363,952,013.52 - Step 5: Solve for x
x = 596,363,952,013.52/888,747.84 - Step 6: Final answer
x = 671,015.92
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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.