Home / 749,285.56-1,123,903.44-349,376.02

Finding the Fourth Proportional to 749,285.56, 1,123,903.44 and 349,376.02

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Solution

The fourth proportional to 749,285.56, 1,123,903.44 and 349,376.02 is: 524,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,285.56 : 1,123,903.44 = 349,376.02 : x
  2. Step 2: Convert to fraction form
    749,285.56/1,123,903.44 = 349,376.02/x
  3. Step 3: Cross multiply
    749,285.56x = 1,123,903.44 × 349,376.02
  4. Step 4: Simplify right side
    749,285.56x = 392,664,910,731.51
  5. Step 5: Solve for x
    x = 392,664,910,731.51/749,285.56
  6. Step 6: Final answer
    x = 524,052.42

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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.