Finding the Fourth Proportional to 506,730.13, 698,982.90 and 334,649.68
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Solution
The fourth proportional to 506,730.13, 698,982.90 and 334,649.68 is: 461,615.35
Step by Step Solution
- Step 1: Write the proportion equation
506,730.13 : 698,982.90 = 334,649.68 : x - Step 2: Convert to fraction form
506,730.13/698,982.90 = 334,649.68/x - Step 3: Cross multiply
506,730.13x = 698,982.90 × 334,649.68 - Step 4: Simplify right side
506,730.13x = 233,914,403,810.47 - Step 5: Solve for x
x = 233,914,403,810.47/506,730.13 - Step 6: Final answer
x = 461,615.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.