Finding the Fourth Proportional to 417,390.14, 575,726.06 and 264,268.76
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Solution
The fourth proportional to 417,390.14, 575,726.06 and 264,268.76 is: 364,518.46
Step by Step Solution
- Step 1: Write the proportion equation
417,390.14 : 575,726.06 = 264,268.76 : x - Step 2: Convert to fraction form
417,390.14/575,726.06 = 264,268.76/x - Step 3: Cross multiply
417,390.14x = 575,726.06 × 264,268.76 - Step 4: Simplify right side
417,390.14x = 152,146,411,975.89 - Step 5: Solve for x
x = 152,146,411,975.89/417,390.14 - Step 6: Final answer
x = 364,518.46
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1.5x scale
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.