Finding the Fourth Proportional to 956,356.98, 1,319,743.78 and 526,639.42
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Solution
The fourth proportional to 956,356.98, 1,319,743.78 and 526,639.42 is: 726,746.52
Step by Step Solution
- Step 1: Write the proportion equation
956,356.98 : 1,319,743.78 = 526,639.42 : x - Step 2: Convert to fraction form
956,356.98/1,319,743.78 = 526,639.42/x - Step 3: Cross multiply
956,356.98x = 1,319,743.78 × 526,639.42 - Step 4: Simplify right side
956,356.98x = 695,029,102,143.24 - Step 5: Solve for x
x = 695,029,102,143.24/956,356.98 - Step 6: Final answer
x = 726,746.52
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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.