Finding the Fourth Proportional to 844,296.30, 1,165,126.95 and 462,319.74
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Solution
The fourth proportional to 844,296.30, 1,165,126.95 and 462,319.74 is: 638,000.18
Step by Step Solution
- Step 1: Write the proportion equation
844,296.30 : 1,165,126.95 = 462,319.74 : x - Step 2: Convert to fraction form
844,296.30/1,165,126.95 = 462,319.74/x - Step 3: Cross multiply
844,296.30x = 1,165,126.95 × 462,319.74 - Step 4: Simplify right side
844,296.30x = 538,661,188,590.99 - Step 5: Solve for x
x = 538,661,188,590.99/844,296.30 - Step 6: Final answer
x = 638,000.18
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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.