Finding the Fourth Proportional to 834,088.95, 1,151,041.63 and 452,115.63
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Solution
The fourth proportional to 834,088.95, 1,151,041.63 and 452,115.63 is: 623,918.96
Step by Step Solution
- Step 1: Write the proportion equation
834,088.95 : 1,151,041.63 = 452,115.63 : x - Step 2: Convert to fraction form
834,088.95/1,151,041.63 = 452,115.63/x - Step 3: Cross multiply
834,088.95x = 1,151,041.63 × 452,115.63 - Step 4: Simplify right side
834,088.95x = 520,403,911,703.68 - Step 5: Solve for x
x = 520,403,911,703.68/834,088.95 - Step 6: Final answer
x = 623,918.96
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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.