Finding the Fourth Proportional to 840,087.84, 1,258,706.16 and 506,964
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Solution
The fourth proportional to 840,087.84, 1,258,706.16 and 506,964 is: 759,585.70
Step by Step Solution
- Step 1: Write the proportion equation
840,087.84 : 1,258,706.16 = 506,964 : x - Step 2: Convert to fraction form
840,087.84/1,258,706.16 = 506,964/x - Step 3: Cross multiply
840,087.84x = 1,258,706.16 × 506,964 - Step 4: Simplify right side
840,087.84x = 638,118,709,698.24 - Step 5: Solve for x
x = 638,118,709,698.24/840,087.84 - Step 6: Final answer
x = 759,585.70
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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.