Finding the Fourth Proportional to 912,260.84, 1,258,916.82 and 509,852.84
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Solution
The fourth proportional to 912,260.84, 1,258,916.82 and 509,852.84 is: 703,595.16
Step by Step Solution
- Step 1: Write the proportion equation
912,260.84 : 1,258,916.82 = 509,852.84 : x - Step 2: Convert to fraction form
912,260.84/1,258,916.82 = 509,852.84/x - Step 3: Cross multiply
912,260.84x = 1,258,916.82 × 509,852.84 - Step 4: Simplify right side
912,260.84x = 641,862,316,000.77 - Step 5: Solve for x
x = 641,862,316,000.77/912,260.84 - Step 6: Final answer
x = 703,595.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.