Finding the Fourth Proportional to 585,726.14, 878,345.84 and 286,119.74
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Solution
The fourth proportional to 585,726.14, 878,345.84 and 286,119.74 is: 429,060.73
Step by Step Solution
- Step 1: Write the proportion equation
585,726.14 : 878,345.84 = 286,119.74 : x - Step 2: Convert to fraction form
585,726.14/878,345.84 = 286,119.74/x - Step 3: Cross multiply
585,726.14x = 878,345.84 × 286,119.74 - Step 4: Simplify right side
585,726.14x = 251,312,083,370.88 - Step 5: Solve for x
x = 251,312,083,370.88/585,726.14 - Step 6: Final answer
x = 429,060.73
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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.