Finding the Fourth Proportional to 877,264.80, 1,315,700.37 and 403,494.99
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Solution
The fourth proportional to 877,264.80, 1,315,700.37 and 403,494.99 is: 605,151.95
Step by Step Solution
- Step 1: Write the proportion equation
877,264.80 : 1,315,700.37 = 403,494.99 : x - Step 2: Convert to fraction form
877,264.80/1,315,700.37 = 403,494.99/x - Step 3: Cross multiply
877,264.80x = 1,315,700.37 × 403,494.99 - Step 4: Simplify right side
877,264.80x = 530,878,507,636.15 - Step 5: Solve for x
x = 530,878,507,636.15/877,264.80 - Step 6: Final answer
x = 605,151.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.