Finding the Fourth Proportional to 435,197.18, 652,981.53 and 245,799.74
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Solution
The fourth proportional to 435,197.18, 652,981.53 and 245,799.74 is: 368,804.53
Step by Step Solution
- Step 1: Write the proportion equation
435,197.18 : 652,981.53 = 245,799.74 : x - Step 2: Convert to fraction form
435,197.18/652,981.53 = 245,799.74/x - Step 3: Cross multiply
435,197.18x = 652,981.53 × 245,799.74 - Step 4: Simplify right side
435,197.18x = 160,502,690,298.80 - Step 5: Solve for x
x = 160,502,690,298.80/435,197.18 - Step 6: Final answer
x = 368,804.53
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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.