Finding the Fourth Proportional to 1,104,901.50, 1,657,347.53 and 306,180.75
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Solution
The fourth proportional to 1,104,901.50, 1,657,347.53 and 306,180.75 is: 459,269.82
Step by Step Solution
- Step 1: Write the proportion equation
1,104,901.50 : 1,657,347.53 = 306,180.75 : x - Step 2: Convert to fraction form
1,104,901.50/1,657,347.53 = 306,180.75/x - Step 3: Cross multiply
1,104,901.50x = 1,657,347.53 × 306,180.75 - Step 4: Simplify right side
1,104,901.50x = 507,447,908,215.14 - Step 5: Solve for x
x = 507,447,908,215.14/1,104,901.50 - Step 6: Final answer
x = 459,269.82
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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.