Finding the Fourth Proportional to 761,312.68, 1,142,435.58 and 604,081.96
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Solution
The fourth proportional to 761,312.68, 1,142,435.58 and 604,081.96 is: 906,493.14
Step by Step Solution
- Step 1: Write the proportion equation
761,312.68 : 1,142,435.58 = 604,081.96 : x - Step 2: Convert to fraction form
761,312.68/1,142,435.58 = 604,081.96/x - Step 3: Cross multiply
761,312.68x = 1,142,435.58 × 604,081.96 - Step 4: Simplify right side
761,312.68x = 690,124,724,340.14 - Step 5: Solve for x
x = 690,124,724,340.14/761,312.68 - Step 6: Final answer
x = 906,493.14
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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.