Home / 832,064.04-1,147,883.68-487,725.44

Finding the Fourth Proportional to 832,064.04, 1,147,883.68 and 487,725.44

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Solution

The fourth proportional to 832,064.04, 1,147,883.68 and 487,725.44 is: 672,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,064.04 : 1,147,883.68 = 487,725.44 : x
  2. Step 2: Convert to fraction form
    832,064.04/1,147,883.68 = 487,725.44/x
  3. Step 3: Cross multiply
    832,064.04x = 1,147,883.68 × 487,725.44
  4. Step 4: Simplify right side
    832,064.04x = 559,852,072,896.82
  5. Step 5: Solve for x
    x = 559,852,072,896.82/832,064.04
  6. Step 6: Final answer
    x = 672,847.34

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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.