Finding the Fourth Proportional to 660,088.54, 910,925.14 and 373,663.99
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Solution
The fourth proportional to 660,088.54, 910,925.14 and 373,663.99 is: 515,657.97
Step by Step Solution
- Step 1: Write the proportion equation
660,088.54 : 910,925.14 = 373,663.99 : x - Step 2: Convert to fraction form
660,088.54/910,925.14 = 373,663.99/x - Step 3: Cross multiply
660,088.54x = 910,925.14 × 373,663.99 - Step 4: Simplify right side
660,088.54x = 340,379,918,184.87 - Step 5: Solve for x
x = 340,379,918,184.87/660,088.54 - Step 6: Final answer
x = 515,657.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.