Home / 764,432.42-1,146,648.88-224,688.81

Finding the Fourth Proportional to 764,432.42, 1,146,648.88 and 224,688.81

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Solution

The fourth proportional to 764,432.42, 1,146,648.88 and 224,688.81 is: 337,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,432.42 : 1,146,648.88 = 224,688.81 : x
  2. Step 2: Convert to fraction form
    764,432.42/1,146,648.88 = 224,688.81/x
  3. Step 3: Cross multiply
    764,432.42x = 1,146,648.88 × 224,688.81
  4. Step 4: Simplify right side
    764,432.42x = 257,639,176,915.83
  5. Step 5: Solve for x
    x = 257,639,176,915.83/764,432.42
  6. Step 6: Final answer
    x = 337,033.30

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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.