Finding the Fourth Proportional to 956,479.64, 1,319,925.84 and 526,799.75
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Solution
The fourth proportional to 956,479.64, 1,319,925.84 and 526,799.75 is: 726,974.81
Step by Step Solution
- Step 1: Write the proportion equation
956,479.64 : 1,319,925.84 = 526,799.75 : x - Step 2: Convert to fraction form
956,479.64/1,319,925.84 = 526,799.75/x - Step 3: Cross multiply
956,479.64x = 1,319,925.84 × 526,799.75 - Step 4: Simplify right side
956,479.64x = 695,336,600,547.73 - Step 5: Solve for x
x = 695,336,600,547.73/956,479.64 - Step 6: Final answer
x = 726,974.81
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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.