Finding the Fourth Proportional to 974,020.80, 1,461,031.20 and 264,047.70
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Solution
The fourth proportional to 974,020.80, 1,461,031.20 and 264,047.70 is: 396,071.55
Step by Step Solution
- Step 1: Write the proportion equation
974,020.80 : 1,461,031.20 = 264,047.70 : x - Step 2: Convert to fraction form
974,020.80/1,461,031.20 = 264,047.70/x - Step 3: Cross multiply
974,020.80x = 1,461,031.20 × 264,047.70 - Step 4: Simplify right side
974,020.80x = 385,781,927,988.24 - Step 5: Solve for x
x = 385,781,927,988.24/974,020.80 - Step 6: Final answer
x = 396,071.55
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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.