Finding the Fourth Proportional to 864,502.14, 1,296,751.86 and 480,495.18
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Solution
The fourth proportional to 864,502.14, 1,296,751.86 and 480,495.18 is: 720,742.02
Step by Step Solution
- Step 1: Write the proportion equation
864,502.14 : 1,296,751.86 = 480,495.18 : x - Step 2: Convert to fraction form
864,502.14/1,296,751.86 = 480,495.18/x - Step 3: Cross multiply
864,502.14x = 1,296,751.86 × 480,495.18 - Step 4: Simplify right side
864,502.14x = 623,083,018,386.04 - Step 5: Solve for x
x = 623,083,018,386.04/864,502.14 - Step 6: Final answer
x = 720,742.02
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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.