Home / 1,088,501.37-1,632,899.88-378,437.55

Finding the Fourth Proportional to 1,088,501.37, 1,632,899.88 and 378,437.55

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Solution

The fourth proportional to 1,088,501.37, 1,632,899.88 and 378,437.55 is: 567,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,501.37 : 1,632,899.88 = 378,437.55 : x
  2. Step 2: Convert to fraction form
    1,088,501.37/1,632,899.88 = 378,437.55/x
  3. Step 3: Cross multiply
    1,088,501.37x = 1,632,899.88 × 378,437.55
  4. Step 4: Simplify right side
    1,088,501.37x = 617,950,629,982.49
  5. Step 5: Solve for x
    x = 617,950,629,982.49/1,088,501.37
  6. Step 6: Final answer
    x = 567,707.72

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Double scale
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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.