Finding the Fourth Proportional to 688,181.06, 1,032,271.21 and 214,906.98
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Solution
The fourth proportional to 688,181.06, 1,032,271.21 and 214,906.98 is: 322,360.35
Step by Step Solution
- Step 1: Write the proportion equation
688,181.06 : 1,032,271.21 = 214,906.98 : x - Step 2: Convert to fraction form
688,181.06/1,032,271.21 = 214,906.98/x - Step 3: Cross multiply
688,181.06x = 1,032,271.21 × 214,906.98 - Step 4: Simplify right side
688,181.06x = 221,842,288,282.05 - Step 5: Solve for x
x = 221,842,288,282.05/688,181.06 - Step 6: Final answer
x = 322,360.35
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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.