Finding the Fourth Proportional to 698,456.48, 1,048,206.24 and 473,282.88
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Solution
The fourth proportional to 698,456.48, 1,048,206.24 and 473,282.88 is: 710,277.71
Step by Step Solution
- Step 1: Write the proportion equation
698,456.48 : 1,048,206.24 = 473,282.88 : x - Step 2: Convert to fraction form
698,456.48/1,048,206.24 = 473,282.88/x - Step 3: Cross multiply
698,456.48x = 1,048,206.24 × 473,282.88 - Step 4: Simplify right side
698,456.48x = 496,098,068,101.17 - Step 5: Solve for x
x = 496,098,068,101.17/698,456.48 - Step 6: Final answer
x = 710,277.71
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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.