Home / 1,064,313.96-1,595,084.76-432,489.12

Finding the Fourth Proportional to 1,064,313.96, 1,595,084.76 and 432,489.12

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Solution

The fourth proportional to 1,064,313.96, 1,595,084.76 and 432,489.12 is: 648,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,313.96 : 1,595,084.76 = 432,489.12 : x
  2. Step 2: Convert to fraction form
    1,064,313.96/1,595,084.76 = 432,489.12/x
  3. Step 3: Cross multiply
    1,064,313.96x = 1,595,084.76 × 432,489.12
  4. Step 4: Simplify right side
    1,064,313.96x = 689,856,804,177.81
  5. Step 5: Solve for x
    x = 689,856,804,177.81/1,064,313.96
  6. Step 6: Final answer
    x = 648,170.40

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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.