Finding the Fourth Proportional to 591,579.60, 816,547.09 and 349,946.18
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Solution
The fourth proportional to 591,579.60, 816,547.09 and 349,946.18 is: 483,024.66
Step by Step Solution
- Step 1: Write the proportion equation
591,579.60 : 816,547.09 = 349,946.18 : x - Step 2: Convert to fraction form
591,579.60/816,547.09 = 349,946.18/x - Step 3: Cross multiply
591,579.60x = 816,547.09 × 349,946.18 - Step 4: Simplify right side
591,579.60x = 285,747,534,935.62 - Step 5: Solve for x
x = 285,747,534,935.62/591,579.60 - Step 6: Final answer
x = 483,024.66
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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.