Finding the Fourth Proportional to 872,853.04, 1,204,518.28 and 505,345.68
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Solution
The fourth proportional to 872,853.04, 1,204,518.28 and 505,345.68 is: 697,366.09
Step by Step Solution
- Step 1: Write the proportion equation
872,853.04 : 1,204,518.28 = 505,345.68 : x - Step 2: Convert to fraction form
872,853.04/1,204,518.28 = 505,345.68/x - Step 3: Cross multiply
872,853.04x = 1,204,518.28 × 505,345.68 - Step 4: Simplify right side
872,853.04x = 608,698,109,279.03 - Step 5: Solve for x
x = 608,698,109,279.03/872,853.04 - Step 6: Final answer
x = 697,366.09
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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.