Finding the Fourth Proportional to 647,875.04, 894,068.99 and 361,413.68
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Solution
The fourth proportional to 647,875.04, 894,068.99 and 361,413.68 is: 498,751.68
Step by Step Solution
- Step 1: Write the proportion equation
647,875.04 : 894,068.99 = 361,413.68 : x - Step 2: Convert to fraction form
647,875.04/894,068.99 = 361,413.68/x - Step 3: Cross multiply
647,875.04x = 894,068.99 × 361,413.68 - Step 4: Simplify right side
647,875.04x = 323,128,763,849.78 - Step 5: Solve for x
x = 323,128,763,849.78/647,875.04 - Step 6: Final answer
x = 498,751.68
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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.