Finding the Fourth Proportional to 688,117.04, 1,032,175.58 and 214,842.96
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Solution
The fourth proportional to 688,117.04, 1,032,175.58 and 214,842.96 is: 322,264.45
Step by Step Solution
- Step 1: Write the proportion equation
688,117.04 : 1,032,175.58 = 214,842.96 : x - Step 2: Convert to fraction form
688,117.04/1,032,175.58 = 214,842.96/x - Step 3: Cross multiply
688,117.04x = 1,032,175.58 × 214,842.96 - Step 4: Simplify right side
688,117.04x = 221,755,656,846.92 - Step 5: Solve for x
x = 221,755,656,846.92/688,117.04 - Step 6: Final answer
x = 322,264.45
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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.