Finding the Fourth Proportional to 905,682.84, 1,249,796.70 and 503,266.20
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Solution
The fourth proportional to 905,682.84, 1,249,796.70 and 503,266.20 is: 694,482.01
Step by Step Solution
- Step 1: Write the proportion equation
905,682.84 : 1,249,796.70 = 503,266.20 : x - Step 2: Convert to fraction form
905,682.84/1,249,796.70 = 503,266.20/x - Step 3: Cross multiply
905,682.84x = 1,249,796.70 × 503,266.20 - Step 4: Simplify right side
905,682.84x = 628,980,435,981.54 - Step 5: Solve for x
x = 628,980,435,981.54/905,682.84 - Step 6: Final answer
x = 694,482.01
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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.