Home / 964,141.52-1,330,579.34-534,439.76

Finding the Fourth Proportional to 964,141.52, 1,330,579.34 and 534,439.76

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Solution

The fourth proportional to 964,141.52, 1,330,579.34 and 534,439.76 is: 737,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,141.52 : 1,330,579.34 = 534,439.76 : x
  2. Step 2: Convert to fraction form
    964,141.52/1,330,579.34 = 534,439.76/x
  3. Step 3: Cross multiply
    964,141.52x = 1,330,579.34 × 534,439.76
  4. Step 4: Simplify right side
    964,141.52x = 711,114,503,130.56
  5. Step 5: Solve for x
    x = 711,114,503,130.56/964,141.52
  6. Step 6: Final answer
    x = 737,562.37

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1.5x scale

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.