Finding the Fourth Proportional to 377,413.66, 520,267.35 and 249,867.82
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Solution
The fourth proportional to 377,413.66, 520,267.35 and 249,867.82 is: 344,444.52
Step by Step Solution
- Step 1: Write the proportion equation
377,413.66 : 520,267.35 = 249,867.82 : x - Step 2: Convert to fraction form
377,413.66/520,267.35 = 249,867.82/x - Step 3: Cross multiply
377,413.66x = 520,267.35 × 249,867.82 - Step 4: Simplify right side
377,413.66x = 129,998,068,561.68 - Step 5: Solve for x
x = 129,998,068,561.68/377,413.66 - Step 6: Final answer
x = 344,444.52
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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.