Home / 652,288.92-900,168.30-380,349.24

Finding the Fourth Proportional to 652,288.92, 900,168.30 and 380,349.24

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Solution

The fourth proportional to 652,288.92, 900,168.30 and 380,349.24 is: 524,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,288.92 : 900,168.30 = 380,349.24 : x
  2. Step 2: Convert to fraction form
    652,288.92/900,168.30 = 380,349.24/x
  3. Step 3: Cross multiply
    652,288.92x = 900,168.30 × 380,349.24
  4. Step 4: Simplify right side
    652,288.92x = 342,378,328,777.09
  5. Step 5: Solve for x
    x = 342,378,328,777.09/652,288.92
  6. Step 6: Final answer
    x = 524,887.54

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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.