Finding the Fourth Proportional to 435,497.70, 653,246.55 and 373,289.70
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Solution
The fourth proportional to 435,497.70, 653,246.55 and 373,289.70 is: 559,934.55
Step by Step Solution
- Step 1: Write the proportion equation
435,497.70 : 653,246.55 = 373,289.70 : x - Step 2: Convert to fraction form
435,497.70/653,246.55 = 373,289.70/x - Step 3: Cross multiply
435,497.70x = 653,246.55 × 373,289.70 - Step 4: Simplify right side
435,497.70x = 243,850,208,675.54 - Step 5: Solve for x
x = 243,850,208,675.54/435,497.70 - Step 6: Final answer
x = 559,934.55
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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.