Finding the Fourth Proportional to 536,470.80, 803,539.80 and 326,518.80
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Solution
The fourth proportional to 536,470.80, 803,539.80 and 326,518.80 is: 489,068.28
Step by Step Solution
- Step 1: Write the proportion equation
536,470.80 : 803,539.80 = 326,518.80 : x - Step 2: Convert to fraction form
536,470.80/803,539.80 = 326,518.80/x - Step 3: Cross multiply
536,470.80x = 803,539.80 × 326,518.80 - Step 4: Simplify right side
536,470.80x = 262,370,851,248.24 - Step 5: Solve for x
x = 262,370,851,248.24/536,470.80 - Step 6: Final answer
x = 489,068.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.