Finding the Fourth Proportional to 357,862.40, 537,035.04 and 147,495.68
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Solution
The fourth proportional to 357,862.40, 537,035.04 and 147,495.68 is: 221,343.03
Step by Step Solution
- Step 1: Write the proportion equation
357,862.40 : 537,035.04 = 147,495.68 : x - Step 2: Convert to fraction form
357,862.40/537,035.04 = 147,495.68/x - Step 3: Cross multiply
357,862.40x = 537,035.04 × 147,495.68 - Step 4: Simplify right side
357,862.40x = 79,210,348,408.63 - Step 5: Solve for x
x = 79,210,348,408.63/357,862.40 - Step 6: Final answer
x = 221,343.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.