Finding the Fourth Proportional to 956,331.98, 1,319,746.74 and 526,613.84
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Solution
The fourth proportional to 956,331.98, 1,319,746.74 and 526,613.84 is: 726,731.84
Step by Step Solution
- Step 1: Write the proportion equation
956,331.98 : 1,319,746.74 = 526,613.84 : x - Step 2: Convert to fraction form
956,331.98/1,319,746.74 = 526,613.84/x - Step 3: Cross multiply
956,331.98x = 1,319,746.74 × 526,613.84 - Step 4: Simplify right side
956,331.98x = 694,996,898,578.88 - Step 5: Solve for x
x = 694,996,898,578.88/956,331.98 - Step 6: Final answer
x = 726,731.84
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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.