Finding the Fourth Proportional to 750,312.09, 1,035,529.29 and 427,948.29
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Solution
The fourth proportional to 750,312.09, 1,035,529.29 and 427,948.29 is: 590,624.88
Step by Step Solution
- Step 1: Write the proportion equation
750,312.09 : 1,035,529.29 = 427,948.29 : x - Step 2: Convert to fraction form
750,312.09/1,035,529.29 = 427,948.29/x - Step 3: Cross multiply
750,312.09x = 1,035,529.29 × 427,948.29 - Step 4: Simplify right side
750,312.09x = 443,152,988,900.41 - Step 5: Solve for x
x = 443,152,988,900.41/750,312.09 - Step 6: Final answer
x = 590,624.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.