Home / 784,738.98-1,082,902.65-435,901.94

Finding the Fourth Proportional to 784,738.98, 1,082,902.65 and 435,901.94

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Solution

The fourth proportional to 784,738.98, 1,082,902.65 and 435,901.94 is: 601,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,738.98 : 1,082,902.65 = 435,901.94 : x
  2. Step 2: Convert to fraction form
    784,738.98/1,082,902.65 = 435,901.94/x
  3. Step 3: Cross multiply
    784,738.98x = 1,082,902.65 × 435,901.94
  4. Step 4: Simplify right side
    784,738.98x = 472,039,365,966.14
  5. Step 5: Solve for x
    x = 472,039,365,966.14/784,738.98
  6. Step 6: Final answer
    x = 601,524.05

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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.