Finding the Fourth Proportional to 903,602.18, 1,354,504.68 and 452,947.34
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Solution
The fourth proportional to 903,602.18, 1,354,504.68 and 452,947.34 is: 678,970.58
Step by Step Solution
- Step 1: Write the proportion equation
903,602.18 : 1,354,504.68 = 452,947.34 : x - Step 2: Convert to fraction form
903,602.18/1,354,504.68 = 452,947.34/x - Step 3: Cross multiply
903,602.18x = 1,354,504.68 × 452,947.34 - Step 4: Simplify right side
903,602.18x = 613,519,295,209.81 - Step 5: Solve for x
x = 613,519,295,209.81/903,602.18 - Step 6: Final answer
x = 678,970.58
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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.