Finding the Fourth Proportional to 617,641.93, 852,337.06 and 341,973.44
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Solution
The fourth proportional to 617,641.93, 852,337.06 and 341,973.44 is: 471,918.48
Step by Step Solution
- Step 1: Write the proportion equation
617,641.93 : 852,337.06 = 341,973.44 : x - Step 2: Convert to fraction form
617,641.93/852,337.06 = 341,973.44/x - Step 3: Cross multiply
617,641.93x = 852,337.06 × 341,973.44 - Step 4: Simplify right side
617,641.93x = 291,476,639,802.63 - Step 5: Solve for x
x = 291,476,639,802.63/617,641.93 - Step 6: Final answer
x = 471,918.48
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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.