Finding the Fourth Proportional to 608,970.14, 911,635.27 and 368,355.87
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Solution
The fourth proportional to 608,970.14, 911,635.27 and 368,355.87 is: 551,432.95
Step by Step Solution
- Step 1: Write the proportion equation
608,970.14 : 911,635.27 = 368,355.87 : x - Step 2: Convert to fraction form
608,970.14/911,635.27 = 368,355.87/x - Step 3: Cross multiply
608,970.14x = 911,635.27 × 368,355.87 - Step 4: Simplify right side
608,970.14x = 335,806,204,154.65 - Step 5: Solve for x
x = 335,806,204,154.65/608,970.14 - Step 6: Final answer
x = 551,432.95
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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.