Finding the Fourth Proportional to 535,813.59, 803,860.44 and 310,957.88
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Solution
The fourth proportional to 535,813.59, 803,860.44 and 310,957.88 is: 466,518.09
Step by Step Solution
- Step 1: Write the proportion equation
535,813.59 : 803,860.44 = 310,957.88 : x - Step 2: Convert to fraction form
535,813.59/803,860.44 = 310,957.88/x - Step 3: Cross multiply
535,813.59x = 803,860.44 × 310,957.88 - Step 4: Simplify right side
535,813.59x = 249,966,734,218.97 - Step 5: Solve for x
x = 249,966,734,218.97/535,813.59 - Step 6: Final answer
x = 466,518.09
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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.