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Finding the Fourth Proportional to 522,746.46, 784,118.88 and 148,769.46

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Solution

The fourth proportional to 522,746.46, 784,118.88 and 148,769.46 is: 223,153.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,746.46 : 784,118.88 = 148,769.46 : x
  2. Step 2: Convert to fraction form
    522,746.46/784,118.88 = 148,769.46/x
  3. Step 3: Cross multiply
    522,746.46x = 784,118.88 × 148,769.46
  4. Step 4: Simplify right side
    522,746.46x = 116,652,942,353.41
  5. Step 5: Solve for x
    x = 116,652,942,353.41/522,746.46
  6. Step 6: Final answer
    x = 223,153.96

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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.