Home / 757,299.72-1,044,887.22-462,874.92

Finding the Fourth Proportional to 757,299.72, 1,044,887.22 and 462,874.92

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Solution

The fourth proportional to 757,299.72, 1,044,887.22 and 462,874.92 is: 638,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,299.72 : 1,044,887.22 = 462,874.92 : x
  2. Step 2: Convert to fraction form
    757,299.72/1,044,887.22 = 462,874.92/x
  3. Step 3: Cross multiply
    757,299.72x = 1,044,887.22 × 462,874.92
  4. Step 4: Simplify right side
    757,299.72x = 483,652,088,366.52
  5. Step 5: Solve for x
    x = 483,652,088,366.52/757,299.72
  6. Step 6: Final answer
    x = 638,653.46

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Double scale
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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.