Finding the Fourth Proportional to 1,153,895.40, 1,731,031.02 and 355,177.08
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Solution
The fourth proportional to 1,153,895.40, 1,731,031.02 and 355,177.08 is: 532,823.46
Step by Step Solution
- Step 1: Write the proportion equation
1,153,895.40 : 1,731,031.02 = 355,177.08 : x - Step 2: Convert to fraction form
1,153,895.40/1,731,031.02 = 355,177.08/x - Step 3: Cross multiply
1,153,895.40x = 1,731,031.02 × 355,177.08 - Step 4: Simplify right side
1,153,895.40x = 614,822,543,073.02 - Step 5: Solve for x
x = 614,822,543,073.02/1,153,895.40 - Step 6: Final answer
x = 532,823.46
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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.