Finding the Fourth Proportional to 553,819.68, 764,413.35 and 360,708.59
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Solution
The fourth proportional to 553,819.68, 764,413.35 and 360,708.59 is: 497,870.46
Step by Step Solution
- Step 1: Write the proportion equation
553,819.68 : 764,413.35 = 360,708.59 : x - Step 2: Convert to fraction form
553,819.68/764,413.35 = 360,708.59/x - Step 3: Cross multiply
553,819.68x = 764,413.35 × 360,708.59 - Step 4: Simplify right side
553,819.68x = 275,730,459,852.13 - Step 5: Solve for x
x = 275,730,459,852.13/553,819.68 - Step 6: Final answer
x = 497,870.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.