Home / 754,014.84-1,129,494.60-348,630.92

Finding the Fourth Proportional to 754,014.84, 1,129,494.60 and 348,630.92

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Solution

The fourth proportional to 754,014.84, 1,129,494.60 and 348,630.92 is: 522,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,014.84 : 1,129,494.60 = 348,630.92 : x
  2. Step 2: Convert to fraction form
    754,014.84/1,129,494.60 = 348,630.92/x
  3. Step 3: Cross multiply
    754,014.84x = 1,129,494.60 × 348,630.92
  4. Step 4: Simplify right side
    754,014.84x = 393,776,741,533.03
  5. Step 5: Solve for x
    x = 393,776,741,533.03/754,014.84
  6. Step 6: Final answer
    x = 522,240.04

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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.