Finding the Fourth Proportional to 578,219.94, 797,178.98 and 474,474.12
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Solution
The fourth proportional to 578,219.94, 797,178.98 and 474,474.12 is: 654,146.92
Step by Step Solution
- Step 1: Write the proportion equation
578,219.94 : 797,178.98 = 474,474.12 : x - Step 2: Convert to fraction form
578,219.94/797,178.98 = 474,474.12/x - Step 3: Cross multiply
578,219.94x = 797,178.98 × 474,474.12 - Step 4: Simplify right side
578,219.94x = 378,240,792,645.63 - Step 5: Solve for x
x = 378,240,792,645.63/578,219.94 - Step 6: Final answer
x = 654,146.92
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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.