Finding the Fourth Proportional to 369,337.68, 553,569.12 and 169,489.62
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Solution
The fourth proportional to 369,337.68, 553,569.12 and 169,489.62 is: 254,033.71
Step by Step Solution
- Step 1: Write the proportion equation
369,337.68 : 553,569.12 = 169,489.62 : x - Step 2: Convert to fraction form
369,337.68/553,569.12 = 169,489.62/x - Step 3: Cross multiply
369,337.68x = 553,569.12 × 169,489.62 - Step 4: Simplify right side
369,337.68x = 93,824,219,792.53 - Step 5: Solve for x
x = 93,824,219,792.53/369,337.68 - Step 6: Final answer
x = 254,033.71
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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.