Finding the Fourth Proportional to 879,374.20, 1,319,084.00 and 239,683.18
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Solution
The fourth proportional to 879,374.20, 1,319,084.00 and 239,683.18 is: 359,530.95
Step by Step Solution
- Step 1: Write the proportion equation
879,374.20 : 1,319,084.00 = 239,683.18 : x - Step 2: Convert to fraction form
879,374.20/1,319,084.00 = 239,683.18/x - Step 3: Cross multiply
879,374.20x = 1,319,084.00 × 239,683.18 - Step 4: Simplify right side
879,374.20x = 316,162,241,810.91 - Step 5: Solve for x
x = 316,162,241,810.91/879,374.20 - Step 6: Final answer
x = 359,530.95
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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.