Finding the Fourth Proportional to 750,111.63, 1,035,157.35 and 405,947.61
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Solution
The fourth proportional to 750,111.63, 1,035,157.35 and 405,947.61 is: 560,209.49
Step by Step Solution
- Step 1: Write the proportion equation
750,111.63 : 1,035,157.35 = 405,947.61 : x - Step 2: Convert to fraction form
750,111.63/1,035,157.35 = 405,947.61/x - Step 3: Cross multiply
750,111.63x = 1,035,157.35 × 405,947.61 - Step 4: Simplify right side
750,111.63x = 420,219,652,206.43 - Step 5: Solve for x
x = 420,219,652,206.43/750,111.63 - Step 6: Final answer
x = 560,209.49
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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.