Home / 895,039.10-1,235,164.06-487,143.56

Finding the Fourth Proportional to 895,039.10, 1,235,164.06 and 487,143.56

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Solution

The fourth proportional to 895,039.10, 1,235,164.06 and 487,143.56 is: 672,263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,039.10 : 1,235,164.06 = 487,143.56 : x
  2. Step 2: Convert to fraction form
    895,039.10/1,235,164.06 = 487,143.56/x
  3. Step 3: Cross multiply
    895,039.10x = 1,235,164.06 × 487,143.56
  4. Step 4: Simplify right side
    895,039.10x = 601,702,217,372.45
  5. Step 5: Solve for x
    x = 601,702,217,372.45/895,039.10
  6. Step 6: Final answer
    x = 672,263.61

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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.