Finding the Fourth Proportional to 904,810.68, 1,248,792.36 and 523,058.76
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Solution
The fourth proportional to 904,810.68, 1,248,792.36 and 523,058.76 is: 721,909.90
Step by Step Solution
- Step 1: Write the proportion equation
904,810.68 : 1,248,792.36 = 523,058.76 : x - Step 2: Convert to fraction form
904,810.68/1,248,792.36 = 523,058.76/x - Step 3: Cross multiply
904,810.68x = 1,248,792.36 × 523,058.76 - Step 4: Simplify right side
904,810.68x = 653,191,783,319.07 - Step 5: Solve for x
x = 653,191,783,319.07/904,810.68 - Step 6: Final answer
x = 721,909.90
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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.