Finding the Fourth Proportional to 623,471.64, 935,129.70 and 249,497.88
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Solution
The fourth proportional to 623,471.64, 935,129.70 and 249,497.88 is: 374,215.70
Step by Step Solution
- Step 1: Write the proportion equation
623,471.64 : 935,129.70 = 249,497.88 : x - Step 2: Convert to fraction form
623,471.64/935,129.70 = 249,497.88/x - Step 3: Cross multiply
623,471.64x = 935,129.70 × 249,497.88 - Step 4: Simplify right side
623,471.64x = 233,312,877,675.04 - Step 5: Solve for x
x = 233,312,877,675.04/623,471.64 - Step 6: Final answer
x = 374,215.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.