Finding the Fourth Proportional to 840,089.84, 1,258,709.16 and 506,966
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Solution
The fourth proportional to 840,089.84, 1,258,709.16 and 506,966 is: 759,588.70
Step by Step Solution
- Step 1: Write the proportion equation
840,089.84 : 1,258,709.16 = 506,966 : x - Step 2: Convert to fraction form
840,089.84/1,258,709.16 = 506,966/x - Step 3: Cross multiply
840,089.84x = 1,258,709.16 × 506,966 - Step 4: Simplify right side
840,089.84x = 638,122,748,008.56 - Step 5: Solve for x
x = 638,122,748,008.56/840,089.84 - Step 6: Final answer
x = 759,588.70
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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.