Finding the Fourth Proportional to 717,276.60, 1,075,663.44 and 211,702.68
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Solution
The fourth proportional to 717,276.60, 1,075,663.44 and 211,702.68 is: 317,479.80
Step by Step Solution
- Step 1: Write the proportion equation
717,276.60 : 1,075,663.44 = 211,702.68 : x - Step 2: Convert to fraction form
717,276.60/1,075,663.44 = 211,702.68/x - Step 3: Cross multiply
717,276.60x = 1,075,663.44 × 211,702.68 - Step 4: Simplify right side
717,276.60x = 227,720,833,026.02 - Step 5: Solve for x
x = 227,720,833,026.02/717,276.60 - Step 6: Final answer
x = 317,479.80
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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.