Finding the Fourth Proportional to 708,095.09, 977,182.41 and 385,805.06
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Solution
The fourth proportional to 708,095.09, 977,182.41 and 385,805.06 is: 532,417.07
Step by Step Solution
- Step 1: Write the proportion equation
708,095.09 : 977,182.41 = 385,805.06 : x - Step 2: Convert to fraction form
708,095.09/977,182.41 = 385,805.06/x - Step 3: Cross multiply
708,095.09x = 977,182.41 × 385,805.06 - Step 4: Simplify right side
708,095.09x = 377,001,913,435.08 - Step 5: Solve for x
x = 377,001,913,435.08/708,095.09 - Step 6: Final answer
x = 532,417.07
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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.