Finding the Fourth Proportional to 533,575.20, 736,397.28 and 307,264.80
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Solution
The fourth proportional to 533,575.20, 736,397.28 and 307,264.80 is: 424,061.99
Step by Step Solution
- Step 1: Write the proportion equation
533,575.20 : 736,397.28 = 307,264.80 : x - Step 2: Convert to fraction form
533,575.20/736,397.28 = 307,264.80/x - Step 3: Cross multiply
533,575.20x = 736,397.28 × 307,264.80 - Step 4: Simplify right side
533,575.20x = 226,268,962,959.74 - Step 5: Solve for x
x = 226,268,962,959.74/533,575.20 - Step 6: Final answer
x = 424,061.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.