Finding the Fourth Proportional to 883,466.58, 1,217,728.17 and 625,009.62
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Solution
The fourth proportional to 883,466.58, 1,217,728.17 and 625,009.62 is: 861,483.43
Step by Step Solution
- Step 1: Write the proportion equation
883,466.58 : 1,217,728.17 = 625,009.62 : x - Step 2: Convert to fraction form
883,466.58/1,217,728.17 = 625,009.62/x - Step 3: Cross multiply
883,466.58x = 1,217,728.17 × 625,009.62 - Step 4: Simplify right side
883,466.58x = 761,091,820,795.00 - Step 5: Solve for x
x = 761,091,820,795.00/883,466.58 - Step 6: Final answer
x = 861,483.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.