Finding the Fourth Proportional to 750,273.20, 1,125,409.80 and 706,970.60
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Solution
The fourth proportional to 750,273.20, 1,125,409.80 and 706,970.60 is: 1,060,455.90
Step by Step Solution
- Step 1: Write the proportion equation
750,273.20 : 1,125,409.80 = 706,970.60 : x - Step 2: Convert to fraction form
750,273.20/1,125,409.80 = 706,970.60/x - Step 3: Cross multiply
750,273.20x = 1,125,409.80 × 706,970.60 - Step 4: Simplify right side
750,273.20x = 795,631,641,551.88 - Step 5: Solve for x
x = 795,631,641,551.88/750,273.20 - Step 6: Final answer
x = 1,060,455.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.