Finding the Fourth Proportional to 346,785.04, 478,566.69 and 203,547.49
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Solution
The fourth proportional to 346,785.04, 478,566.69 and 203,547.49 is: 280,897.49
Step by Step Solution
- Step 1: Write the proportion equation
346,785.04 : 478,566.69 = 203,547.49 : x - Step 2: Convert to fraction form
346,785.04/478,566.69 = 203,547.49/x - Step 3: Cross multiply
346,785.04x = 478,566.69 × 203,547.49 - Step 4: Simplify right side
346,785.04x = 97,411,048,547.11 - Step 5: Solve for x
x = 97,411,048,547.11/346,785.04 - Step 6: Final answer
x = 280,897.49
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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.