Home / 738,437.72-1,019,384.26-432,471.56

Finding the Fourth Proportional to 738,437.72, 1,019,384.26 and 432,471.56

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Solution

The fourth proportional to 738,437.72, 1,019,384.26 and 432,471.56 is: 597,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,437.72 : 1,019,384.26 = 432,471.56 : x
  2. Step 2: Convert to fraction form
    738,437.72/1,019,384.26 = 432,471.56/x
  3. Step 3: Cross multiply
    738,437.72x = 1,019,384.26 × 432,471.56
  4. Step 4: Simplify right side
    738,437.72x = 440,854,694,983.55
  5. Step 5: Solve for x
    x = 440,854,694,983.55/738,437.72
  6. Step 6: Final answer
    x = 597,009.99

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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.