Finding the Fourth Proportional to 742,088.08, 1,113,033.60 and 209,657.44
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Solution
The fourth proportional to 742,088.08, 1,113,033.60 and 209,657.44 is: 314,458.33
Step by Step Solution
- Step 1: Write the proportion equation
742,088.08 : 1,113,033.60 = 209,657.44 : x - Step 2: Convert to fraction form
742,088.08/1,113,033.60 = 209,657.44/x - Step 3: Cross multiply
742,088.08x = 1,113,033.60 × 209,657.44 - Step 4: Simplify right side
742,088.08x = 233,355,775,209.98 - Step 5: Solve for x
x = 233,355,775,209.98/742,088.08 - Step 6: Final answer
x = 314,458.33
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1.5x scale
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.