Finding the Fourth Proportional to 754,871.68, 1,132,378.80 and 249,436
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Solution
The fourth proportional to 754,871.68, 1,132,378.80 and 249,436 is: 374,177.55
Step by Step Solution
- Step 1: Write the proportion equation
754,871.68 : 1,132,378.80 = 249,436 : x - Step 2: Convert to fraction form
754,871.68/1,132,378.80 = 249,436/x - Step 3: Cross multiply
754,871.68x = 1,132,378.80 × 249,436 - Step 4: Simplify right side
754,871.68x = 282,456,038,356.80 - Step 5: Solve for x
x = 282,456,038,356.80/754,871.68 - Step 6: Final answer
x = 374,177.55
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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.