Finding the Fourth Proportional to 877,304.46, 1,210,612.59 and 495,368.94
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Solution
The fourth proportional to 877,304.46, 1,210,612.59 and 495,368.94 is: 683,570.99
Step by Step Solution
- Step 1: Write the proportion equation
877,304.46 : 1,210,612.59 = 495,368.94 : x - Step 2: Convert to fraction form
877,304.46/1,210,612.59 = 495,368.94/x - Step 3: Cross multiply
877,304.46x = 1,210,612.59 × 495,368.94 - Step 4: Simplify right side
877,304.46x = 599,699,875,458.96 - Step 5: Solve for x
x = 599,699,875,458.96/877,304.46 - Step 6: Final answer
x = 683,570.99
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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.