Home / 1,037,343.64-1,555,960.36-317,685.12

Finding the Fourth Proportional to 1,037,343.64, 1,555,960.36 and 317,685.12

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Solution

The fourth proportional to 1,037,343.64, 1,555,960.36 and 317,685.12 is: 476,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,343.64 : 1,555,960.36 = 317,685.12 : x
  2. Step 2: Convert to fraction form
    1,037,343.64/1,555,960.36 = 317,685.12/x
  3. Step 3: Cross multiply
    1,037,343.64x = 1,555,960.36 × 317,685.12
  4. Step 4: Simplify right side
    1,037,343.64x = 494,305,453,681.84
  5. Step 5: Solve for x
    x = 494,305,453,681.84/1,037,343.64
  6. Step 6: Final answer
    x = 476,510.81

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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.