Finding the Fourth Proportional to 761,848.12, 1,051,457.50 and 471,552.79
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Solution
The fourth proportional to 761,848.12, 1,051,457.50 and 471,552.79 is: 650,809.14
Step by Step Solution
- Step 1: Write the proportion equation
761,848.12 : 1,051,457.50 = 471,552.79 : x - Step 2: Convert to fraction form
761,848.12/1,051,457.50 = 471,552.79/x - Step 3: Cross multiply
761,848.12x = 1,051,457.50 × 471,552.79 - Step 4: Simplify right side
761,848.12x = 495,817,717,691.43 - Step 5: Solve for x
x = 495,817,717,691.43/761,848.12 - Step 6: Final answer
x = 650,809.14
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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.