Finding the Fourth Proportional to 607,325.19, 838,458.63 and 403,652.31
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Solution
The fourth proportional to 607,325.19, 838,458.63 and 403,652.31 is: 557,272.72
Step by Step Solution
- Step 1: Write the proportion equation
607,325.19 : 838,458.63 = 403,652.31 : x - Step 2: Convert to fraction form
607,325.19/838,458.63 = 403,652.31/x - Step 3: Cross multiply
607,325.19x = 838,458.63 × 403,652.31 - Step 4: Simplify right side
607,325.19x = 338,445,762,838.94 - Step 5: Solve for x
x = 338,445,762,838.94/607,325.19 - Step 6: Final answer
x = 557,272.72
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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.