Home / 731,688.84-1,097,500.32-305,048.88

Finding the Fourth Proportional to 731,688.84, 1,097,500.32 and 305,048.88

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Solution

The fourth proportional to 731,688.84, 1,097,500.32 and 305,048.88 is: 457,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,688.84 : 1,097,500.32 = 305,048.88 : x
  2. Step 2: Convert to fraction form
    731,688.84/1,097,500.32 = 305,048.88/x
  3. Step 3: Cross multiply
    731,688.84x = 1,097,500.32 × 305,048.88
  4. Step 4: Simplify right side
    731,688.84x = 334,791,243,415.64
  5. Step 5: Solve for x
    x = 334,791,243,415.64/731,688.84
  6. Step 6: Final answer
    x = 457,559.59

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1.5x scale

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.