Finding the Fourth Proportional to 877,202.53, 1,316,328.68 and 805,818.85
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Solution
The fourth proportional to 877,202.53, 1,316,328.68 and 805,818.85 is: 1,209,210.45
Step by Step Solution
- Step 1: Write the proportion equation
877,202.53 : 1,316,328.68 = 805,818.85 : x - Step 2: Convert to fraction form
877,202.53/1,316,328.68 = 805,818.85/x - Step 3: Cross multiply
877,202.53x = 1,316,328.68 × 805,818.85 - Step 4: Simplify right side
877,202.53x = 1,060,722,463,139.62 - Step 5: Solve for x
x = 1,060,722,463,139.62/877,202.53 - Step 6: Final answer
x = 1,209,210.45
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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.