Finding the Fourth Proportional to 506,463.98, 759,415.52 and 207,154.77
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Solution
The fourth proportional to 506,463.98, 759,415.52 and 207,154.77 is: 310,617.45
Step by Step Solution
- Step 1: Write the proportion equation
506,463.98 : 759,415.52 = 207,154.77 : x - Step 2: Convert to fraction form
506,463.98/759,415.52 = 207,154.77/x - Step 3: Cross multiply
506,463.98x = 759,415.52 × 207,154.77 - Step 4: Simplify right side
506,463.98x = 157,316,546,344.26 - Step 5: Solve for x
x = 157,316,546,344.26/506,463.98 - Step 6: Final answer
x = 310,617.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.