Finding the Fourth Proportional to 959,417.16, 1,323,997.68 and 529,698.12
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Solution
The fourth proportional to 959,417.16, 1,323,997.68 and 529,698.12 is: 730,984.51
Step by Step Solution
- Step 1: Write the proportion equation
959,417.16 : 1,323,997.68 = 529,698.12 : x - Step 2: Convert to fraction form
959,417.16/1,323,997.68 = 529,698.12/x - Step 3: Cross multiply
959,417.16x = 1,323,997.68 × 529,698.12 - Step 4: Simplify right side
959,417.16x = 701,319,081,980.36 - Step 5: Solve for x
x = 701,319,081,980.36/959,417.16 - Step 6: Final answer
x = 730,984.51
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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.