Home / 895,131.23-1,235,313.70-487,213.37

Finding the Fourth Proportional to 895,131.23, 1,235,313.70 and 487,213.37

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Solution

The fourth proportional to 895,131.23, 1,235,313.70 and 487,213.37 is: 672,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,131.23 : 1,235,313.70 = 487,213.37 : x
  2. Step 2: Convert to fraction form
    895,131.23/1,235,313.70 = 487,213.37/x
  3. Step 3: Cross multiply
    895,131.23x = 1,235,313.70 × 487,213.37
  4. Step 4: Simplify right side
    895,131.23x = 601,861,344,607.60
  5. Step 5: Solve for x
    x = 601,861,344,607.60/895,131.23
  6. Step 6: Final answer
    x = 672,372.19

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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.