Finding the Fourth Proportional to 867,730.40, 1,197,432.96 and 505,164.68
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Solution
The fourth proportional to 867,730.40, 1,197,432.96 and 505,164.68 is: 697,106.89
Step by Step Solution
- Step 1: Write the proportion equation
867,730.40 : 1,197,432.96 = 505,164.68 : x - Step 2: Convert to fraction form
867,730.40/1,197,432.96 = 505,164.68/x - Step 3: Cross multiply
867,730.40x = 1,197,432.96 × 505,164.68 - Step 4: Simplify right side
867,730.40x = 604,900,838,059.85 - Step 5: Solve for x
x = 604,900,838,059.85/867,730.40 - Step 6: Final answer
x = 697,106.89
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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.