Finding the Fourth Proportional to 578,564.80, 867,679.63 and 173,740.68
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Solution
The fourth proportional to 578,564.80, 867,679.63 and 173,740.68 is: 260,560.70
Step by Step Solution
- Step 1: Write the proportion equation
578,564.80 : 867,679.63 = 173,740.68 : x - Step 2: Convert to fraction form
578,564.80/867,679.63 = 173,740.68/x - Step 3: Cross multiply
578,564.80x = 867,679.63 × 173,740.68 - Step 4: Simplify right side
578,564.80x = 150,751,248,504.00 - Step 5: Solve for x
x = 150,751,248,504.00/578,564.80 - Step 6: Final answer
x = 260,560.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.