Home / 764,599.50-1,054,031.94-534,440.03

Finding the Fourth Proportional to 764,599.50, 1,054,031.94 and 534,440.03

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Solution

The fourth proportional to 764,599.50, 1,054,031.94 and 534,440.03 is: 736,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,599.50 : 1,054,031.94 = 534,440.03 : x
  2. Step 2: Convert to fraction form
    764,599.50/1,054,031.94 = 534,440.03/x
  3. Step 3: Cross multiply
    764,599.50x = 1,054,031.94 × 534,440.03
  4. Step 4: Simplify right side
    764,599.50x = 563,316,856,364.40
  5. Step 5: Solve for x
    x = 563,316,856,364.40/764,599.50
  6. Step 6: Final answer
    x = 736,747.61

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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.