Finding the Fourth Proportional to 409,129.04, 564,752.04 and 239,417.84
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Solution
The fourth proportional to 409,129.04, 564,752.04 and 239,417.84 is: 330,486.72
Step by Step Solution
- Step 1: Write the proportion equation
409,129.04 : 564,752.04 = 239,417.84 : x - Step 2: Convert to fraction form
409,129.04/564,752.04 = 239,417.84/x - Step 3: Cross multiply
409,129.04x = 564,752.04 × 239,417.84 - Step 4: Simplify right side
409,129.04x = 135,211,713,552.39 - Step 5: Solve for x
x = 135,211,713,552.39/409,129.04 - Step 6: Final answer
x = 330,486.72
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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.