Finding the Fourth Proportional to 533,574.28, 736,316.84 and 291,851.62
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Solution
The fourth proportional to 533,574.28, 736,316.84 and 291,851.62 is: 402,746.66
Step by Step Solution
- Step 1: Write the proportion equation
533,574.28 : 736,316.84 = 291,851.62 : x - Step 2: Convert to fraction form
533,574.28/736,316.84 = 291,851.62/x - Step 3: Cross multiply
533,574.28x = 736,316.84 × 291,851.62 - Step 4: Simplify right side
533,574.28x = 214,895,260,381.67 - Step 5: Solve for x
x = 214,895,260,381.67/533,574.28 - Step 6: Final answer
x = 402,746.66
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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.