Finding the Fourth Proportional to 761,974.66, 1,142,728.62 and 526,828.42
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Solution
The fourth proportional to 761,974.66, 1,142,728.62 and 526,828.42 is: 790,081.28
Step by Step Solution
- Step 1: Write the proportion equation
761,974.66 : 1,142,728.62 = 526,828.42 : x - Step 2: Convert to fraction form
761,974.66/1,142,728.62 = 526,828.42/x - Step 3: Cross multiply
761,974.66x = 1,142,728.62 × 526,828.42 - Step 4: Simplify right side
761,974.66x = 602,021,913,363.38 - Step 5: Solve for x
x = 602,021,913,363.38/761,974.66 - Step 6: Final answer
x = 790,081.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.