Finding the Fourth Proportional to 799,437.68, 1,103,117.76 and 513,345.32
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Solution
The fourth proportional to 799,437.68, 1,103,117.76 and 513,345.32 is: 708,348.32
Step by Step Solution
- Step 1: Write the proportion equation
799,437.68 : 1,103,117.76 = 513,345.32 : x - Step 2: Convert to fraction form
799,437.68/1,103,117.76 = 513,345.32/x - Step 3: Cross multiply
799,437.68x = 1,103,117.76 × 513,345.32 - Step 4: Simplify right side
799,437.68x = 566,280,339,504.88 - Step 5: Solve for x
x = 566,280,339,504.88/799,437.68 - Step 6: Final answer
x = 708,348.32
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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.