Home / 895,131.22-1,235,313.69-487,213.35

Finding the Fourth Proportional to 895,131.22, 1,235,313.69 and 487,213.35

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Solution

The fourth proportional to 895,131.22, 1,235,313.69 and 487,213.35 is: 672,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,131.22 : 1,235,313.69 = 487,213.35 : x
  2. Step 2: Convert to fraction form
    895,131.22/1,235,313.69 = 487,213.35/x
  3. Step 3: Cross multiply
    895,131.22x = 1,235,313.69 × 487,213.35
  4. Step 4: Simplify right side
    895,131.22x = 601,861,312,593.13
  5. Step 5: Solve for x
    x = 601,861,312,593.13/895,131.22
  6. Step 6: Final answer
    x = 672,372.16

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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.